Unfused tibial tubercle

Case contributed by Mostafa Elfeky
Diagnosis almost certain

Presentation

Knee pain.

Patient Data

Age: 45 years
Gender: Male
x-ray

Osteoarthritic changes, seen as narrowed medial tibiofemoral and patellofemoral joint compartments and small marginal osteophytes.

Unfused anterior tibial tubercle, with smooth cortex and no related soft tissue swelling.

Case Discussion

Unfused tibial tubercle is an incidental finding. Differential diagnosis includes tibial tuberosity avulsion fracture and Osgood-Schlatter disease.

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