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Foot & Ankle
intermediate
X-Type

Osteochondral Lesion Talus Staging

Ankle Pathology

A 28-year-old man presents with persistent right ankle pain 8 months after an ankle sprain. He has ongoing deep ankle ache, intermittent swelling, and catching sensations. Weight-bearing radiographs show a subtle lucency on the medial talar dome. MRI reveals a 12mm osteochondral lesion of the medial talus with subchondral cyst formation, overlying cartilage softening, but no loose fragment. Regarding osteochondral lesions of the talus:

Mark each as TRUE or FALSE

A

Osteochondral lesions of the talus (OLT) affect the articular cartilage and subchondral bone; most a...

B

The Berndt-Harty classification (radiographic) stages OLT: Stage I (subchondral compression), Stage ...

C

OLT lesions are predominantly congenital; lateral lesions are typically posterior and cup-shaped; me...

D

Conservative treatment (immobilization, activity modification, NSAIDs) may be tried for stable, smal...

E

Arthroscopic treatment is first-line for most symptomatic OLT; microfracture produces fibrocartilage...

Answer the questions to see explanations

Click T (True) or F (False) for each option