Knee Arthroplasty in Klippel-Trénaunay Syndrome with 3-Dimensional-Printed Patient-Specific Instruments: A Case Report.

Knee arthroplasty is rare in patients with KTS. Compared with traditional instrumentation, PSI provides the benefit of minimal tissue dissection which can be advantageous in patients with altered anatomy such as KTS. Multidisciplinary cooperation is vital in terms of dealing with multiple comorbidities in KTS.