CASE STUDY A 66-year-old woman presented with a painful, unstable left total knee arthroplasty. She had undergone many prior procedures, including two revision arthroplasties, and during the past 2 years,…
Introduction In his 1920 commentary in the British Journal of Surgery , Lord Berkeley Moynihan commented, “Every operation in surgery is an experiment in bacteriology.” What the renowned surgeon was…
Patellar Bone Grafting Michael J. Taunton, MD Arlen D. Hanssen, MD CASE STUDY Case 1 An 80-year-old woman presented 14 years after a primary total knee arthroplasty (TKA) with failure due to…
Introduction Revision total knee arthroplasty (TKA) is challenging in the presence of significant bone loss. In the revision setting, bone deficiencies can be secondary to removal of the implant, subsidence…
CASE STUDY A 77-year-old woman suffered a ground-level fall 9 months before presentation in which she sustained a comminuted left distal femur fracture. Before the fall, she was a community…
CASE STUDY A 56-year-old man with no significant medical history had a left medial unicondylar arthroplasty done at an outside institution for isolated medial knee osteoarthritis. He presented to our…
CASE STUDY An 85-year-old man presented with a painful knee 5 years after a total knee arthroplasty was performed through a limited medial incision; the posterior-stabilized prosthesis used had a…
Algorithm The three-step algorithm above is used as a guide for revision total knee arthroplasty (TKA) Introduction TKA poses significant challenges to achieving fixation, stability, alignment, and joint line restoration….
CASE STUDY A 59-year-old man presented for evaluation of a stiff and painful revision total knee arthroplasty (TKA). The patient was experiencing significant dysfunction due to his limited range of…
CASE STUDIES Case 1: Exposure With a Quadriceps Snip A 68-year-old woman underwent left total knee arthroplasty (TKA) for osteoarthritis 12 years ago. During the 2 years before presentation to…
