The Double-Patella Sign: A Patellar Implant Loosening Case Report.

Maximillian P GanzAngelo ManninoGiles R Scuderi

Published in: JBJS case connector (2023)

Nondisplaced patellar fractures after TKA should be monitored even after full osseous healing for component loosening. Inferior migration of a loose patellar component can mimic 2 patellae on the lateral radiograph, mimicking a double patella.

Keyphrases

total knee arthroplasty
case report
anterior cruciate ligament reconstruction
anterior cruciate ligament
minimally invasive
soft tissue