Total knee arthroplasty (TKA) is known for being a successful procedure. The aging of the population and the growing demand for quality of life have greatly increased indication for the procedure. Nonetheless, TKA presents some complications that still lack definitive resolutions. Painful TKA is caused by a myriad of reasons that should be systematically studied to arrive at a correct diagnosis and treatment. History, physical examination, laboratory and image exams must all be included in the workup and repeated until a plausible reason is identified, since pain as the only indication for TKA revision may have catastrophic results.
Arthroplasty, Replacement, Knee; Diagnosis
