Recent Publications by Current Residents

Peer-Reviewed Publications and Book Chapters

Weinreb, JH., Feuchtbaum, E, O'Brien, JR. (2020) Stand-Alone Interbody or Lateral Interbody Fusion for Spondylolisthesis. Seminars in Spine Surgery. WB Saunders.

Tihista, M, Gu, A., Wei, C., Weinreb, JH., Rao, RD. (2020). The Impact of Long-Term Corticosteroid Use on Acute Postoperative Complications Following Lumbar Decompression surgery. Journal of Clinical Orthopaedics and Trauma.

Weinreb, JH., Iweala, U., Lee, D., Yu, W. and O’Brien, JR., (2020). Lateral Lumbar Interbody Fusion for Lumbar Scoliosis. In: The Resident's Guide to Spine Surgery (pp. 201-210). Springer, Cham.

Weinreb, JH., (2020). Lumbar Total Disc Replacement. In: The Resident's Guide to Spine Surgery (pp. 195-200). Springer, Cham.

Lee, D., Lee, R., Weinreb, JH., Iweala, U. and O’Brien, JR., (2020). Lumbar Corpectomy. In: The Resident's Guide to Spine Surgery (pp. 145-152). Springer, Cham.

Kappa, J., Weinreb, JH., Yu, W. and O’Brien, JR., (2020). Anterior Thoracic Decompression and Fusion: Open and Minimally Invasive. In: The Resident's Guide to Spine Surgery (pp. 97-102). Springer, Cham.

DenHaese, R., Hill, C., Weinreb, JH., (2020). Lateral Lumbar Interbody Fusion L1–2, L2–3. In: The Resident's Guide to Spine Surgery (pp. 171-176). Springer, Cham.

Safa C Fassihi, Ryan Lee, Theodore Quan, Andrew Tran, Seth Stake, Anthony Unger. “Impact of Sickle Cell Disease on Total Hip Arthroplasty: A Comprehensive Systematic Review.” Journal of Arthroplasty. 35(8): 2286-2295 (2020).

Andrew A Tran, Jennifer Shen, Chloe Wernecke, Corey T Gatewood, Alex HS Harris, Jason L Dragoo. “A Comparison of the Functional Movement ScreenTM and the Landing Error Scoring System.” Current Orthopaedic Practice. 31(1):8-12 (2020).

Andrew A Tran, Danny Lee, Safa C Fassihi, Evan Smith, Ryan Lee, Gautam Siram. “Does regional anesthesia delay compartment syndrome diagnosis following extremity fracture? A systematic review.” European Journal of Trauma and Emergency Surgery Epub ahead of print (2020).

Danny Lee, Ryan Lee, Andrew Tran, Jason Kappa, Sam Moghtaderi. “Low Serum Albumin Levels Are Associated with Increased 3-Day Cardiopulmonary Complications, Reoperation, and Readmission Rates Following Total Shoulder Arthroplasty.” Iowa Orthopedic Journal. 39(2) (2020).

Andrew A Tran, Jason Kappa, Michael Hoy, Jacob Farrar, Avinash Chandran, Rajeev Pandarinath. “The Effect of Turf Toe Injuries on Player Performance in the National Football League.” Iowa Orthopedic Journal. 39(2) (2020)

Gu A, Malahias MA, Cohen JS, Richardson SS, Stake S, Blevins JL, Sculco PK. “Prior Knee Arthroscopy Is Associated with Increased Risk for Revision After Total Knee Arthroplasty.” J Arthroplasty. 2020; 35: 100-104.

Gu A, Malahias MA, Selemon NA, Wei C, Gerhard EF, Cohen JS, Fassihi SC, Stake S, Bernstein SL, Chen AZ, Sculco TP, Cross MB, Liu J, Ast MP, Sculco PK. “Increased Anaemia Severity is Associated with 30-day Complications Following Primary Total Joint Arthroplasty. Bone Joint J. 2020; 102-B (4): 485-494.

Malahias MA, Gu A, Harris EC, Adriani M, Miller AO, Westrich GH, Sculco PK. “The role of long-term antibiotic suppression in the management of periprosthetic joint infections treated with debridement, antibiotics, and implant retention (DAIR): A systematic review. J Arthroplasty. 2020; 35(4): 1154-1160.

Malahias MA, Ma Q-L, Gu A, Ward SE, Alexiades MM, Sculco PK. “Outcomes of Acetabular Reconstructions for the Management of Chronic Pelvic Discontinuity: A Systematic Review.” J Arthroplasty. 2020; 35(4): 1145-1153.

Malahias MA, Gu A, Richardson SS, De Martino I, Ast MP, Sculco PK. “Hospital Discharge Within a Day After Total Hip Arthroplasty Does Not Compromise 1-Year Outcomes Compared with Rapid Discharge: An Analysis of an Insurance Claims Database.” J Arthroplasty. 2020; 35(6S): S107-S112.

Gu A, Wei C, Bernstein SA, Nguyen NT, Sobrio SA, Liu J, Sculco PK “The Impact of Gender on Postoperative Complications after Revision Total Knee Arthroplasty.” J Knee Surg. 2020; 33(4): 387-393.

Gu A, Wei C, Robinson HN, Sobrio SA, Liu J, Sculco TP, Sculco PK. “Postoperative Complications and Impact of Diabetes Mellitus Severity on Revision Total Knee Arthroplasty.” J Knee Surg. 2020; 33(3): 228-234.

Adriani M, Malahias MA, Gu A, Kahlenberg CA, Ast MP, Sculco PK. “Determining the Validity, Reliability and Utility of the Forgotten Joint Score: A Systematic Review.” J Arthroplasty. 2020; 35(4): 1137-1144.

Stake S, Fassihi SC, Gu A, Burns J, Thomas G, Argintar EH, Sadr K. “Surgical Approach to Using Linked Anatomic Kinematic Arthroplasty in Total Knee Arthroplasty.” J Orthop. 2020; 20: 198-203.

Gu A, Chen F, Chen A, Fassihi S, Thakkar S, Unger A, Liu J, Sculco P, Ast M. “Preoperative Hyponatremia Is an Independent Risk Factor for Postoperative Complications in Aseptic Revision Hip and Knee Arthroplasty.” J Orthop. 2020; 20: 224-227.

Wessel LE, Gu A, Coxe F, Stepan JG, Fufa DT, Osei DA. “Operative Fixation for Distal Radius Fracture Increases Rates of Trigger Finger over a 6-Month Post-Operative Period.” Orthop Res Online J. 2020 6(4).

Fassihi SC, Gu A, Perim DA, Wei C, Stake S, Thakkar S, Unger AS, Ast MP, Sculco PK. “Chronic Preoperative Corticosteroid Use is Not Associated with Surgical Site Infection Following Revision Total Knee Arthroplasty.” J Orthop. 2020; 20: 173-176.

Fassihi S, Nabar N, Fassihi R. Novel Approach for Low-Dose Pulmonary Delivery of Hydroxychloroquine in COVID-19. British Journal of Pharmacology. 2020.

Fassihi S, Mortman R, Shalkevich J, Lee D, Stoll W, Thakkar S. Simultaneous Bilateral Total Hip Arthroplasty for the Sequelae of Bilateral Femoral Neck Fractures in the Pediatric Patient. Arthroplasty Today. 2020.

Lee R, Lee D, Fassihi S, Zeller Z, Stake S, Kappa J, Webber M, Thakkar S, Pandarinath R. Risk Factors for Blood Transfusions in Revision Total Hip Arthroplasty for Mechanical Failure. The Journal of Hip Surgery. 2020.

Mathur A, Fassihi S, Ramamurti P, Doerre T. Deep Vein Thrombosis after Cement Intravasation during Hip Hemiarthroplasty. Arthroplasty Today. 2020. https://doi.org/10.1016/j.artd.2020.03.007.

Ramamurti P, Stake S, Fassihi S, Pandarinath R, Doerre T. No Change in Post-Injury Performance Metrics in Major League Baseball Players with Wrist Fractures Sustained after being Struck by an Errant Pitch. Journal of Orthopaedics. 2020.

Asheghali D, Lee S, Furchner A, Gruzd A, Larson S, Tokarev A, Stake S, Zhou X, Hinrichs K, Zhang L, Minko S. Enhanced Differentiation of Neural Stem Cells with Mechanically Enhanced TouchSpun Nanofibrous Scaffolds. Nanomedicine. 24 February 2020.

Johnson A, Koganti D, Stake S, Wallace A, Cowan S, Cohen J, Marks J. Asymptomatic Trauma Patients Screened for Venous Thromboembolism have a higher risk profile with lower rate of pulmonary embolism: 5-year single institution experience. American Surgeon. 24 February 2020.

Stake S, Swansen T, Pandarinath R. Chapter 3: Postoperative Septic Arthritis Complications of Arthroscopic Shoulder Surgery, edited by Terry Thompson. Fall 2020.

Sohail, O. A., Weinreb, JH., Good, C., Jazini, E., Tannous, O. O. (2019). Cervical Disk Arthroplasty. In Seminars in Spine Surgery (p. 100774). WB Saunders.

Iweala, U., Lee, D., Lee, R., Weinreb, JH., O'Brien, JR., Yu, W., (2019). Characterizing efficiency in the ambulatory surgery setting: An analysis of operating room time and cost savings in orthopaedic surgery. Journal of orthopaedics, 16(6), pp.534-542.

Weinreb, JH,. Iweala, U., Matteini, LE., Warren, DY., O’Brien, JR. (2019) A Case Series That Supports the Application of the S2AI Technique for Fractures and Failures After Lumbosacral Fusion. HSS Journal, 1-9.

Weinreb, JH., Scully, DR., Pathologic Fractures. In Essential Radiology Review. (pp 391-394) Springer, Cham.

Safa C Fassihi, Danny Lee, Andrew A Tran, Ryan Lee, Tom Pollard, Monica Stadecker, Seth Stake, Alice J. Hughes, Savyasachi Thakkar. “Total Hip Arthroplasty in an Adult Patient with Pelvic Dysmorphism, Unilateral Sacroiliac Joint Autofusion, and Developmental Hip Dysplasia.” Arthroplasty Today. Epub ahead of print (2019).

Ryan Lee, Danny Lee, Andrew Tran, Nidhi Shah, Jessica Heyer, Alice Hughes, Rajeev Pandarinath. “Hemiarthroplasty versus Total Hip Arthroplasty for Femoral Neck Fractures in Patients with Chronic Obstructive Pulmonary Disease.” European Journal of Trauma and Emergency Surgery. Epub ahead of print (2019).

Gu A, Malahias MA, Strigelli V, Nocon AA, Sculco TP, Sculco PK. Preoperative Malnutrition Negatively Correlates with Postoperative Wound Complications and Infection Following Total Joint Arthroplasty: A Systematic Review and Meta-Analysis. J Arthroplasty. 2019; 34(5): 1013-1024.

Malahias MA, Gu A, Addona JL, Nocon AA, Carli AV, Sculco PK. “Different clinical outcomes on the second side after staged total knee replacement. A systematic review.” Knee. 2019; 26(3): 530-536.

Malahias MA, Atrey A, Gu A, Chytas D, Nikolaou VS, Waddell JP. “Is oxidized zirconium femoral head superior to other bearing types in total hip arthroplasty? A systematic review and meta-analysis.” J Arthroplasty. 2019; 34(8): 1844-1852.

Malahias MA, Gu A, Adriani M, Addona JL, Alexiades MM, Sculco PK. “Comparing the Safety and Outcome of Simultaneous and Staged Bilateral Total Knee Arthroplasty in Contemporary Practice: A Systematic Review of the Literature.” J Arthroplasty. 2019; 34(7): 1531-1537.

Wessel LE, Gu A, Richardson SS, Fufa DT, Osei DA. “Elbow Contracture Following Operative Fixation of Fractures About the Elbow.” JSES Open Access. 2019; 3: 261-265.

Chen AZ, Gu A, Chen FR, Malahias MA, Thomas CE, Liu J, Ast MP, Sculco PK. “Biological Sex has no impact on postoperative complications following simultaneous bilateral total knee arthroplasty” J Orthop. 2019; 17: 49-52.

Malahias MA, de Martino I, Gu A, Baral E, Wright TM, Sculco PK. “Complete Wear-Through of a Metal-Backed Acetabular Cup in an Ambulatory Patient: Case Report and Review of the Limited Literature.” Arthroplast Today. 2019; 5: 394-400.

Gu A, Cohen JS, Malahias MA, Lee D, Sculco PK, McLawhorn AS. “The Effect of Bariatric Surgery Prior to Lower Extremity Total Joint Arthroplasty: An Updated Systematic Review.” HSS J. 2019. Jul; 15(2): 190-200.

Gu A, Wei C, Maybee CM, Sobrio SA, Probasco WV, Liu J, Ast MP, Sculco PK “Preoperative Blood Transfusion Associated with Increased Length of Stay and Increased Postoperative Complications after Revision Total Knee Arthroplasty” J Orthopaedics. 2019; 16(3):265-268.

Sobrio SA, Johny A, Gu A, Wei C, Jones CW, Cohen JS, Liu J, Sculco PK “Pre-operative Transfusions are associated with numerous post-operative complications in Total Hip Arthroplasty.” J Orthopaedics; 2019. 16(3):241-244.

Cohen JS, Gu A, Wei C, Sobrio SA, Liu J, Abdel MP, Sculco PK “Preoperative eGFR is a marker for Postoperative Complications following Revision Total Knee Arthroplasty” J Arthroplasty. 2019; 34(4): 750-754.

Bovonratwet P, Fu MC, Tyagi V, Gu A, Sculco PK, Grauer JN. Is Discharge Within a Day of Total Knee Arthroplasty Safe in the Octogenarian Population? J Arthroplasty. 2019; 34(2): 235-241.

Addona JL, Gu A, De Martino I, Malahias M, Sculco TP, Sculco PK. “High rate of early intraprosthetic dislocations of dual mobility implants: Single Surgeon Series of Primary and Revision Total Hip Replacements” J Arthroplasty. 2019; 34: 2793-2798.

De Martino I, Strigelli V, Cacciola G, Gu A, Bostrom MP, Sculco PK. “Survivorship and Clinical Outcomes of Custom Triflange Acetabular Components in Revision Total Hip Arthroplasty: A Systematic Review.” J Arthroplasty. 2019; 34: 2511-2518.

Stake S, Scully R, Swenson S, Lee S, Lee R, Sparks A, Pandarinath R. Repeat Irrigation & Debridement for Patients with Acute Septic Knee Arthritis: Incidence and Risk Factors. Journal of Clinical Orthopaedics and Trauma. 2 December 2019.

Blaylock G, Stake S, Scully R. Chapter 127: Dislocations and Subluxations: Lower Extremity Essential Radiology Review, edited by Eltorai A, Hyman C , Healey T, Page 399 – Page 409. Springer Nature, Switzerland, 2019

Quinn D, Gu A, Greenberg JA, Fischer TJ, Merrell GA. “Surgical Treatment of Cubital Tunnel in Adolescent Athletes.” J Hand Microsurg. 2018; 10(2):82-85.

Gu A, Soffin EM, Sculco PK. “Peri-operative Pain Management: Assuring a Happy Patient” Semin Arthroplasty. 2018; 29(3): 191-196.

Gu A, Bohler C, Jones CW, Sculco PK. “Intra-Articular Hip Spacers for Infection: Fabrication & Use.” Semin Arthroplasty. 2018; 29(3): 183-187.

Gu A, Wei C, Maybee CM, Sobrio SA, Abdel MP, Sculco PK. “The Impact of Chronic Obstructive Pulmonary Disease on Postoperative Outcomes in Patients Undergoing Revision Total Knee Arthroplasty.” J Arthroplasty. 2018 September; 33(9): 2956-2960.

Cohen JC, Gu A, Lopez NS, Park MS, Fehring KA, Sculco PK. “Efficacy of Revision Surgery for the Treatment of Stiffness after Total Knee Arthroplasty: A Systematic Review.” J Arthroplasty. 2018 September; 33(9): 3049-3055.

Gu A, Michalak AJ, Cohen JS, Stepan JG, Almeida ND, McLawhorn AS, Sculco PK. “Prognostic Factors that Predict Failure of Manipulation Under Anesthesia for the Stiff Total Knee Arthroplasty: A Systematic Review.” J Orthopaedics. 2018; 15(3):842-846.

Lee R, Mahmidi S, Gu A, Cohen JS, Probasco W, Debritz P. “Publication Rates of Orthopedic Trauma Literature.” J Ortho Trauma. 2018 May; 32: e171-e175.

Gu A, Lehman JD, Sardana A, Cohen JS, Richardson SS, Sculco PK. “Adult Reconstruction Hip and Knee Fellowships Program Content and Accessibility.” J Arthroplasty. 2018 June; 33(6): 1630-1633.

Gu A, Michalak AJ, Cohen JS, Alemida N, McLawhorn AS, Sculco PK. “Effectiveness of Manipulation under Anesthesia for Stiffness Post Total Knee Arthroplasty.” J Arthroplasty. 2018 May; 33(5): 1598-1605.

Schroeder G, Mckenzie J, Casper D, Stake S, Buchholz J, Kepler C, Rihn J, Woods B, Radcliff K, Kaye D, Nicholson K, Anderson G, Hilibrand A, Vaccaro A, Khan S, Kurd M. Descriptive Analysis of Associated Factors For Urgent Versus Nonurgent Inpatient Spine Transfers to a Tertiary Care Hospital. American Journal of Medical Quality. 14 May 2018.

Lee S, Esworthy T, Stake S, Miao S, Zuo Y, Harris B, Zhang L. Advances in 3D Bioprinting for Neural Tissue Engineering. Advanced Biosystems. 8 March 2018.

Chapman T, Zmistowski B, Krieg J, Stake S, Jones C, Levicoff E. Helical Blade Versus Screw Fixation in the Treatment of Hip Fractures with Cephalomedullary Devices: Incidence of Failure and Atypical “Medial Cutout.” Journal of Orthopedic Trauma. 8 August 2018.

Posters and Presentations

Tihista, M, Gu, A., Wei, C., Weinreb, JH.,* Rao, RD. (2020). The Impact of Long-Term Corticosteroid Use on Acute Postoperative Complications Following Lumbar Decompression surgery. John P. Adams Research Day June 26th, 2020, Washington, D.C.

Tihista, M., Gu, A., Wei, C., Weinreb, JH., Rao., RJ., The Impact of Long-term Corticosteroid Use on Acute Postoperative Complications after Lumbar Decompression Surgery. AAOS Annual Meeting., March 24-28th, 2020. West Concourse, FL.

Tihista, M., Gu, A., Wei, C., Weinreb, JH., Rao., RJ., Impact of Long-term Corticosteroid Use on Acute Postoperative Complications Following Lumbar Decompression Surgery LSRS 2020 Meeting, April 2-3rd 2020, Chicago, Illinois

Iweala, U., Lee, D., Lee, R., Weinreb, JH. (2019) Characterizing efficiency in the ambulatory surgery setting: An analysis of operating room time and cost savings in orthopaedic surgery. AAOS Annual Meeting., March 24-28th, 2020. West Concourse, FL.

Lee, R., Lee, D., Fassihi, SC., Heyer, JH., Weinreb, JH, Ramamurti, P., Iweala, U., Yu, W. Risk Factors for Blood Transfusion in Patients Undergoing Single-Level Anterior Lumbar Interbody Fusion. LSRS 2020 Meeting, April 2-3rd 2020, Chicago, Illinois

Safa Fassihi, Taylor Swansen, Ryan Lee, Danny Lee, Alex Gu, Andrew Tran, Gautam Siram. “Variations in Tibial Tray Locking Mechanisms Influence Backside Wear Rates of Polyethylene Inserts in Total Knee Arthroplasty.” International Conference on Arthroplasty, 2020.

Fassihi SC, Gu A, Wessel LE, Thakkar SC, Nunley RM, Sculco PK, Ast MP. “Prior Knee Arthroscopy Increases the Failure Rate of Subsequent Unicompartmental Knee Arthroplasty.” Podium presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 5-8, 2020; Dallas, TX.

Fassihi Sc, Gu A, Stake S, Golladay GJ, Thakkar SC. “Increased Revisions in Conversion TKA after ORIF compared to Primary TKA: A Matched Cohort Analysis.” Podium presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 5-8, 2020; Dallas, TX.

Berger PZ, Gu A, Fassihi SC, Stake S, Bovonratwet P, Campbell JC, Thakkar SC. “Increased Complication Rates in Octogenarians undergoing Same-Day Discharge following TKA.” Podium presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 5-8, 2020; Dallas, TX.

Selemon N, Gu A, Fassihi S, Malahias MA, Sculco T, Liu J, Cross M, Sculco P. Insulin-Dependence Independently Increases Postoperative Complications in Aseptic Revision Hip Arthroplasty. Southern Orthopaedic Association. Podium. July 22-25, 2020.

Wei C, Gu A, Quan T, Fassihi S, Kahlenberg C, Liu J, Della Valle AG, Sculco P. Neural Network Prediction of Same-Day Discharge Following Total Knee Arthroplasty. Southern Orthopaedic Association. Podium. July 22-25, 2020.

Gu A, Fassihi S, Wessel L, Ast M, Sculco P, Nunley R. Previous Knee Arthroscopy Timing Affects Revision Risk Following Knee Arthroplasty. Southern Orthopaedic Association. Podium. July 22-25, 2020.

Wei C, Gu A, Quan T, Fassihi S, Mathur A, Thakkar S, Unger A. Neural Network Prediction of Mortality Following Primary Total Hip Arthroplasty. Southern Orthopaedic Association. Podium. July 22-25, 2020.

Gu A, Wei C, Fassihi S, Nguyen K, Liu J, Abdel M, Sculco T, Sculco P. Longer Operative Time Increases Complications in Aseptic Revision Knee Arthroplasty. Southern Orthopaedic Association. Podium. July 22-25, 2020.

Gu A, Wei C, Muthiah A, Fassihi S, Nunley R, Berger J, Thakkar S, Unger A, Sculco P. Decreased 30-Day Complications with Regional Anesthesia in Revision Knee Arthroplasty. Southern Orthopaedic Association. Podium. July 22-25, 2020.

Gu A, Malahias MA, Fassihi S, Richardson S, Buller L, Thakkar S, Unger A, Ast M, Sculco P. Length of Stay Does Not Impact Total Knee Arthroplasty Outcomes. Southern Orthopaedic Association. Podium. July 22-25, 2020.

Fassihi S, Gu A, Chen F, Chen A, Malahias MA, Liu J, Sculco P, Ast M. Preoperative Hyponatremia Increases Risk of Complications in Total Joint Arthroplasty. Southern Orthopaedic Association. Podium. July 22-25, 2020.

Malahias MA, Gu A, Richardson SS, De Martino I, Sculco TP, Sculco PK, McLawhorn AS. “Prior Hip Arthroscopy for Hip Osteoarthritis Is Associated with Increased Risk for Revision After Total Hip Arthroplasty.” Podium presentation at European Society of Sports Traumatology, Knee Surgery, and Arthroscopy Annual Meeting; 2020 May 6-9; Milan, IT.

Gu A, Wei C, Muthiah A, Nunley R, Bernstein B, Liu J, Berger J, Sculco PK. “Neuraxial Anesthesia is Associated with Improved Outcome and Reduced Postoperative Complications in Patients Undergoing Aseptic Revision Total Hip Arthroplasty.” Podium presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2020 Mar 24-28; Orlando, FL.

Gu A, Malahias MA, Cohen JS, Richardson SS, Blevins JL, Sculco PK. “Prior Knee Arthroscopy Is Associated with Increased Risk for Revision After Total Knee Arthroplasty.” Podium presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2020 Mar 24-28; Orlando, FL; Podium presentation at European Society of Sports Traumatology, Knee Surgery, and Arthroscopy Annual Meeting; 2020 May 6-9; Milan, IT.

Stake S, Fassihi SC, Gu A, Agarwal A, Campabell JC, Golladay JG, Thakkar SC. “Impact of Sickle Cell Disease on Complications following Primary Total Hip Arthroplasty.” Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 5-8, 2020; Dallas, TX.

Ramamurti P, Stake S, Fassihi SC, Gu A, Bovonratwet P, Campbell JC, Thakkar SC. “Is Rapid Recovery Total Hip Arthroplasty Safe in the Octogenarian Population?” Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 5-8, 2020; Dallas, TX.

Malahias MA, Fassihi SC, Gu A, Stake S, Gkiatas I, Thakkar SC, Golladay GJ. “Impact of Bariatric Surgery on Complications following Primary Total Hip Arthroplasty.” Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 5-8, 2020; Dallas, TX.

Shen TS, Gu A, Bovonratwet P, Ondeck NT, Sculco PK, Su EP. “Early Aseptic Revision Total Knee Arthroplasty Within 90 Days: Causes and Complications.” Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 5-8, 2020; Dallas, TX.

Robinson NM, Gu A, Kaar SG, Corey RM, Bovonratwet P, Sculco PK, Kim C. “Rotator Cuff Repair in HIV-infected Patients: An analysis of postoperative complications.” Poster presentation at The American Orthopedic Society for Sports Medicine Annual Meeting; 2020 Jul 9-12; Seattle, WA.

Wei C, Gu A, Malahias MA, Kotha V, Kahlenberg CA, Manolopoulos PP, Amdur RL, Liu J, Della Valle A, Sculco PK. “Neural Network Prediction Of Same Day Discharge Following Primary Total Knee Arthroplasty Based On Pre-Inclusion Variables.” Poster presentation at The European Federation of National Associations of Orthopaedics and Traumatology Annual Meeting; 2020 Jun 10-12; Vienna, IT.

Gu A, Chen FR, Malahias MA, Chen AZ, Manolopoulos PP, Liu J, Sculco PK, Ast MA. “Preoperative Hyponatremia Is An Independent Risk Factor For Postoperative Complications In Revision Hip Or Knee Arthroplasty – A NSQIP Analysis.” Poster presentation at The European Federation of National Associations of Orthopaedics and Traumatology Annual Meeting; 2020 Jun 10-12; Vienna, IT.

Gu A, Abolade J, Verret CI, Stepan JG, Osei DA, Fufa DT. “Comparison of current Tools to Evaluate the Impact of Orthopaedic Scientific Articles.” Poster presentation at the American Orthopaedic Association Annual Meeting; 2020 Jun 9-13; Baltimore MD.

Cohen JS, Gu A, Wei C, Selemon NA, Liu J, Sculco PK. “Preoperative Estimated Glomerular Filtration Rate Is a Marker for Postoperative Complications Following Revision Total Hip Arthroplasty.” Poster presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2020 Mar 24-28; Orlando, FL.

Malahias MA, Gu A, Richardson SS, De Martino I, Sculco TP, Sculco PK, McLawhorn AS. “Prior Hip Arthroscopy for Hip Osteoarthritis Is Associated with Increased Risk for Revision After Total Hip Arthroplasty.” Poster presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2020 Mar 24-28; Orlando, FL.

Malahias MA, Gu A, Richardson SS, De Martino I, Sculco TP, Mayman DJ, Sculco PK. “Lumbar Degenerative Disease is an Independent Risk Factor for Increased Revision Rate following Total Knee Arthroplasty.” Poster presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2020 Mar 24-28; Orlando, FL.

Tihista M, Gu A, Wei C, Sobrio SA, Weinreb J, Rao R. “The Impact of Chronic Steroid Usage on Acute Postoperative Complications after Lumbar Decompression Surgeries.” Poster presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2020 Mar 24-28; Orlando, FL.

Gu A, Malahias MA, Wessel LE, Richardson SS, Doerre T, Sculco PK, Rodeo SA, Kaar SG. “Anticoagulant Usage Following Anterior Cruciate Ligament Reconstruction is Associated with Increased Rate of Manipulation Under Anesthesia.” Poster presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2020 Mar 24-28; Orlando, FL. Poster presentation at The American Orthopedic Society for Sports Medicine Annual Meeting; 2020 Jul 9-12; Seattle, WA.

Wei C, Quan TW, Wu T, Chan S, Gu A, Chien JL, Patel VA, Friedman AJ. Assessment of the accessibility and content of dermatology fellowship websites. Poster presentation accepted for American Academy of Dermatology 2020 Annual Meeting; 2020 Mar 19-23; Denver CO

Lee, D., Lee, R., Cross, M., Iweala, U., Weinreb., JH., Falk, D., Yu., W. Risk Factors for Postoperative Urinary Tract Infections Following Anterior Lumbar Interbody Fusion. LSRS 2019 Meeting, April 4-5th 2019, Chicago, Illinois

Weinreb, JH., Kappa, J., Debritz., JN., Orthopaedic Injuries Related to the Segway Personal Transporter. GW Research Days, April,. 9th, 2019, Washington, D.C.

Safa Fassihi, Sean Kraekel, Seth Stake, Alex Gu, Monica Stadecker, Andrew Tran, Taylor Swansen, Savyasachi Thakkar. “Total Hip Arthroplasty is an Effective Treatment for Post-Traumatic Arthritis after Prior Acetabular Fracture: A Systematic Review.” International Conference on Arthroplasty, 2019.

Safa Fassihi, Andrew Tran, Toma Pollard, Monica Stadecker, Seth Stake, Taylor Swansen, Alex Gu, Savyasachi Thakkar. “Finding an Optimal Time Interval to Maximize Outcomes and Minimize Morbidity and Mortality in Staged Bilateral Total Knee Arthroplasty.” Conference on Arthritis and Rheumatology, 2019.

Joshua Hardy, Andrew Tran, Evan Argintar. “Short-term Outcomes of All-Inside Meniscus Repair with Concurrent Anterior Cruciate Ligament Reconstruction.” Clinical Orthopaedic Society Annual Meeting, 2019

Gu A, Tam BH, Selemon N, Cohen JS, Liu J, Ast M, Cross MB, Sculco PK. “Operative Time Greater than 120 minutes is Associated with Increased Pulmonary and Thromboembolic Complications Following Revision Total Hip Arthroplasty.” Podium presentation at the Eastern Orthopedic Association Annual Meeting; Oct 16-19, Palm Beach, FL. Selected for EOA/OREF Resident/Fellow Research Travel Award.

Malahias MA, Gu A, Richardson SS, de Martino I, Mayman D, Sculco TP, Sculco PK. “Association of Lumbar Degenerative Disease and Revision Rate Following Total Knee Arthroplasty.” Podium presentation at the Eastern Orthopedic Association Annual Meeting; Oct 16-19, Palm Beach, FL

Probasco WV, Gu A, Lee R, Rao R. “Impact of Preoperative Blood Transfusions on Post-operative Complications in Spinal Surgery.” Podium presentation at the Eastern Orthopedic Association Annual Meeting; Oct 16-19, Palm Beach, FL

Chien JL, Namoglu E, Chang K-H, Tooley A, Wang LJ, Salehi R, Gu A, Kuo P-L, Ghassibi M, Lelli G. “How American Society of Ophthalmic Plastic & Reconstructive Surgery (ASOPRS) Surgeons’ Social Media Presence and Demographics Influence Online Reviews and Engagement Across Three Leading Review Websites.” Podium presentation at American Society of Ophthalmic Plastic & Reconstructive Surgery 50th Anniversary Fall Scientific Symposium; Oct 10-11, San Francisco, CA.

Wessel LE, Gu A, Stepan JG, Verret CI, Osei DA, Fufa DT. “Does Carpal Tunnel Release Impact Rates of Postoperative Trigger Finger Treatment?” Podium presentation at the 37th Adrian E. Flatt Residents and Fellows conference of the American Society for Surgery of the Hand Annual Meeting; September 4th; 2019; Las Vegas, NV.

Wessel LE, Gu A, Richardson SS, O’donnell E, Fufa DT, Osei DA. “Epidemiology of postoperative elbow contracture release and associated factors.” Podium presentation at the International Federation of Societies for Surgery of the Hand Triennial Congress; 2019 June 17-21; Berlin, Germany; 2019 New York Society for Surgery of the Hand Resident and Fellows Research Night; 2019 May 7; New York, NY.

Cooke ME, Gu A, Wessel LE, Osei DA, Fufa DT. “Distal radius ORIF increases the incidence of carpal tunnel syndrome “Podium presentation at the 2019 New York Society for Surgery of the Hand Resident and Fellows Research Night; 2019 May 7; New York, NY.

Gu A, Gerhard EF, Wei C, Sobrio SA, Bovonratwet P, Sculco PK, McLawhorn AS. Can Aseptic Revision Total Hip be Performed as Part of a Short-Stay Arthroplasty Program: An analysis of the NSQIP Database” J Arthroplasty. Podium presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2019 Mar 12-16; Las Vegas, NV.

Gu A, Perim DA, Wei C, Sobrio SA, Holmes AS, Ast MP, Sculco PK. Chronic steroid usage on post-operative infection following revision total knee arthroplasty. Podium presentation at the American Academy of Orthopedic Surgeons Annual Meeting; 2019 Mar 12-16; Las Vegas, NV.

Gu A, Malahias MA, Cohen JS, Richardson SS, Blevins JL, Sculco PK. “Prior Knee Arthroscopy is Associated with Increased Risk for Revision Total Knee Arthroplasty.” Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 7-10, 2019; Dallas, TX.

Malahias MA, Gu A, Richardson SS, De Martino I, Ast MP, Sculco PK. “Similar 1-Year Outcomes between Same Day Discharge and Rapid Discharge following Total Hip Arthroplasty: An Analysis of an Insurance Claims Database.” Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 7-10, 2019; Dallas, TX.

Malahias MA, Gu A, Richardson SS, De Martino I, Sculco TP, McLawhorn AS, Sculco PK. “Prior Hip Arthroscopy for Hip Osteoarthritis Is Associated with Increased Risk for Revision Total Hip Arthroplasty: A Propensity Score Matched Analysis of 5,340 Medicare Patients.” Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 7-10, 2019; Dallas, TX.

Wessel LE, Gu A, Stepan JG, Fufa DT, Osei DA. “Does Open Reduction Internal Fixation For Distal Radius Fracture Impact Rate of Trigger Finger Compared to Internal Controls?” Poster presentation at the 37th Adrian E. Flatt Residents and Fellows conference of the American Society for Surgery of the Hand Annual Meeting; September 4th; 2019; Las Vegas, NV.

Wessel LE, Gu A, Stepan JG, Verret CI, Fufa DT, Osei DA. “The Epidemiology of Carpal Tunnel Revision over a One Year Follow-up Period” Poster presentation at the 37th Adrian E. Flatt Residents and Fellows conference of the American Society for Surgery of the Hand Annual Meeting; September 4th; 2019; Las Vegas, NV.

Kapani N, Sardana A, Gu A, Lopez NS, Tyan P, Moawad G, Vargas MV. “Impact of Steroid Use on Postoperative Infections Following a Laparoscopic Hysterectomy.” Poster presentation at The American College of Surgeons Quality and Safety Meeting; July 19-22, 2019; Washington, D.C.

Webber M, Bingnear A, DeBritz J. Incidence of fractures requiring orthopedic operative intervention following electric scooter injuries. 2019. Poster Presentation. George Washington University Research Day 2019. Washington, DC. April 9-10, 2019.

Lee R, Lee D, Zeller Z, Fassihi S, Stake S, Kappa J, Webber M, Pandarinath R. Risk factors and complications associated with blood transfusions in revision total hip arthroplasty. Poster Presentation. American Association of Hip and Knee Surgeons Annual Meeting 2019. Dallas, TX. November 7-10, 2019.

Weinreb, JH,.* Iweala, U., Matteini, LE., Warren, DY., O’Brien, JR. (2018) Sacral Fractures and Failures after Lumbosacral Fusion. John P. Adams Research Day, June 21st, 2018, Washington, D.C.

Gu A, Perim DA, Wei C, Sobrio SA, Sculco PK. Chronic steroid usage on post-operative infection following revision total knee arthroplasty. Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 1-3, 2018; Dallas, TX.

Cohen JS, Gu A, Wei C, Sobrio SA, Abdel MP, Sculco PK. Estimated glomerular filtration rate as a predictor of complications following revision total knee arthroplasty. Poster presentation at The American Association of Hip and Knee Surgeons Annual Meeting; November 1-3, 2018; Dallas, TX.

Tyan P, Robinson HN, Messersmith C, Gu A, Wei C, Vargas MV, Moawad GN. Postoperative Complications following Laparoscopic Hysterectomy Associated with Preoperative Blood Transfusion. Poster presented at: 47th AAGL Global Congress on Minimally Invasive Gynecologic Surgery; 2018 Nov 11-15; Las Vegas, NV.

Chang KH, Wang LJ, Salehi R, Namoglu EC, Gu A, Kuo PL, Ghassibi MP, Chien JL. Evaluation of American Society of Ophthalmic Plastic & Reconstructive Surgery (ASOPRS) Surgeons’ Social Media Presence and Online Reviews. The Association for Research in Vision and Ophthalmology; 2019 Apr 28- May 2; Vancouver, Canada.

Wu P, Namoglu EC, Chien JL, Gu A, Ghassibi MP, Belyea D, Sun G. Evaluation of Ophthalmology Residency Program Websites: Analysis of Contents of 111 Programs in the United States. The Association for Research in Vision and Ophthalmology; 2019 Apr 28- May 2; Vancouver, Canada.

Sobh OT, Tyan P, Gu A, Wei C, Robinson HN, O’Sullivan KE, Moawad GN, Vargas MV. Impact of Age on Postoperative Complications Following Laparoscopic Hysterectomy. Poster presented at: 47th AAGL Global Congress on Minimally Invasive Gynecologic Surgery; 2018 Nov 11-15; Las Vegas, NV.

Robinson HN, Tyan P, Wei C, Gu A, O’Sullivan KE, Moawad GN. Impact of Preoperative Smoking Status on Postoperative Complications Following Laparoscopic Hysterectomy. Poster presented at: 47th AAGL Global Congress on Minimally Invasive Gynecologic Surgery; 2018 Nov 11-15; Las Vegas, NV.

Gu A, Sobrio SA, Wei C, Pribaz J, Moghtaderi S. Operation Time Impacts Rates of Postoperative Complications Following Surgical Repair of Distal Radius Fractures. Poster presentation at The American Society for Surgery of the Hand Annual Meeting; September 13-15, 2018; Boston, MA.

Gu A, Sobrio SA, Wei C, Pribaz J, Moghtaderi S. Diabetes Impacts Rates of Postoperative Complications Following Surgical Repair of Distal Radius Fractures. Poster presentation at The American Society for Surgery of the Hand Annual Meeting; September 13-15, 2018; Boston, MA.

Gu A, Bauman N. Bipolar Radiofrequency Ablation of Occluding External Auditory Canal Lymphatic Malformation and Congenital Soft Stenosis. Podium Presentation presented at: Annual Conference of American Society of Pediatric Otolaryngology; 2017 May 18-21; Austin, TX; 22nd International Society for the Study of Vascular Anomalies International Workshop; 2018 May 29-June 1; Amsterdam, Netherlands

Georgakopolous B, Gu A, Martin AJ, Bauman NM. Evaluation of Authorship trends in The Laryngoscope Journal from 1995-2015. Poster presentation presented at Annual Conference of American Society of Pediatric Otolaryngology; 2018 Apr 18-22; Washington, DC.

Wei C, Gu A, Probasco W, Lee R, Rao R. The Impact of Diabetes Mellitus on Spinal Surgery Outcome. Poster presentation presented at the Lumbar Spine Research Society Annual Meeting; 2018 Apr 5-6; Chicago IL.

Gu A, Wei C, Robinson HN, Sobrio SA, Sculco TP, Sculco PK. Perioperative complications and impact of Diabetes Mellitus Severity on Revision Total Knee Arthroplasty. Poster presentation at: American College of Surgeons Quality and Safety Conference; 2018 July 21-24; Orlando, FL; GW Research Day; 2018 Apr 10-11; Washington, DC.

Gu A, Wei C, Maybee CM, Sobrio SA, Abdel MP, Sculco PK. The Impact of COPD on Peri- and Post-Operative Comorbidity and Complications in Patients Undergoing Revision Total Knee Arthroplasty. Poster presentation at: American College of Surgeons Quality and Safety Conference; 2018 July 21-24; Orlando, FL; GW Research Day; 2018 Apr 10-11; Washington, DC.

Gu A, Wei C, Sobrio SA, Bernstein SA, Seeni R, Dawit L, Nguyen NT, Sculco PK. Postoperative Complications and Impact of Gender on Revision Total Knee Arthroplasty. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Gu A, Wei C, Gerhard EF, Sobrio SA, Abdel MP, Sculco PK. Effect of Early Discharge on Postoperative Comorbidity and Complications for Patients Undergoing Revision Total Knee Arthroplasty. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Gu A, Wei C, Messersmith C, Shane A. Sobrio, Cohen JS, Sculco PK. Impact of Chronic Kidney Disease on Postoperative complications Following Revision Total Knee Arthroplasty. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Amankwah N, Park M, Gu A, Choi B. Progression of Authorship of Manuscripts in The American Journal of Cardiology, 1958-2016. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Sobrio SA, Boustani C, Gu A, Wei C, Holmes A. Impact of COPD on 30-Day Postoperative Complications Following Total Hip Arthroplasty. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Sobrio SA, Gelman D, Gu A, Wei C, Pribaz J, Moghtaderi S. The Effect of BMI on Rates of Postoperative complications after Open Reduction and Internal Fixation of Distal Radius Fractures- A Study on the National Surgical Quality Improvement Project Database. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Johny A, Sobrio SA, Gu A, Wei C, Abdel MP, Sculco PK. Effect of Preoperative Transfusion on Postoperative complications After Total Hip Arthroplasty. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Probasco WV, Gu A, Lee R, Rao R. Risk for Post-Spinal Surgery Complications Associated with Pre-Operative Blood Transfusions. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Michalak AJ, Gu A, Cohen JS, Stepan JG, McLawhorn AS, Sculco PK. Prognostic Factors that Predict Failure of Manipulation Under Anesthesia for the Stiff Total Knee Arthroplasty: A Systematic Review. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Muthiah A, Wei C, Gu A, Sobrio SA, Berger J. The Impact of Anesthesia Type on Postoperative Outcome and Complications in Patients Undergoing Revision Total Knee Arthroplasty. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Lee R, Lee D, Gu A, Cohen JS, Parekh N, Fabricant P, Sculco PK. Trends in Authorship Demographics of Publications in the Journal of Pediatric Orthopaedics from 1985 to 2015: A 30-Year Longitudinal analysis of Pediatric Orthopaedic Literature. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Patel M, Sobrio SA, Gu A, Wei C, Sculco PK. Impact of COPD on Postoperative Outcome and Complications in Patients Undergoing Primary Total Knee Arthroplasty. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Sobh O, Vargas MV, O’Sullivan KE, Tyan P, Wei C, Robinson HN, Gu A, Moawad GN. Impact of Age on Postoperative Outcomes Following Laparoscopic Hysterectomy: A NSQIP Analysis. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Sobrio SA, Tihista M, Gu A, Wei C, Yu W, Rao R. Chronic Steroid Use in Patients Undergoing Lumbar Decompression Surgery and Postoperative Infectious Complications. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Thomas CE, Wei C, Gu A, Sobrio SA, Pribaz J, Moghtaderi S. Postoperative Complications and Impact of Gender on Operative Treatment of Distal Radius Fractures. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Wei C, Gu A, Nguyen KT, Sobrio SA, Sculco PK. Perioperative Complications and Impact of Operation Time on Revision Total Knee Arthroplasty. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Park M, Amankwah N, Gu A, Gardner M, Caggiula A. Progression of Female Authorship in Emergency Medicine Journals. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Swenson SA, Sobrio SA, Gu A, Wei C, Wu H, Sheth N. The Influence of Gender on 30-Day Complications After Revision Total Hip Arthroplasty. Poster Presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Berrigan MT, Vargas MV, Gu A, Wei C, Robinson HN, Tyan P, Moawad GN. Obesity and Postoperative Complications in Patients Undergoing Laparoscopic Hysterectomy. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Sardana A, Gu A, Lehman JD, Cohen JS, Richardson SS. Adult Reconstruction Hip and Knee Fellowship Program Content and Accessibility. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Vargas MV, Janakiram N, Galvis JN, Wei C, Gu A, Tyan P, Moawad GN. The Effect of COPD on Postoperative Complication rates for Laparoscopic Hysterectomy. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

O’Sullivan KE, Vargas MV, Robinson HN, Gu A, Wei C, Tyan P, Tappy EE, Moawad GN. Perioperative complications and Impact of Diabetes Mellitus Severity on Laparoscopic Hysterectomy. Poster presentation presented at GW Research Day; 2018 Apr 10-11; Washington, DC.

Bodendorfer B, Webber M, Argintar E, Marano G. Anterior cruciate ligament reconstruction utilizing hamstring with and without synthetic augmentation: a retrospective comparative cohort study with minimum one-year follow up. 2018. Poster Presentation. Virginia Orthopedic Society Annual Meeting 2018. White Sulpher Springs, WV. April 20-22 2018.

Kraekel S, Smith E, Webber M, McArthur B. Enhanced recovery after surgery (ERAS) protocols increase the value of total joint arthroplasty. Scientific Exhibit. American Academy of Orthopedic Surgeons Annual Meeting 2018. New Orleans, LA. March 6-10, 2018.

Scully R, Holmes A, Webber M, Smith E. Cancelled elective hip and knee arthroplasty: root cause and economic analysis at an academic center. Paper Presentation. American Academy of Orthopedic Surgeons Annual Meeting 2018. New Orleans, LA. March 6-10, 2018