Presentation
Pain and swelling in right hip
Patient Data
Bony outgrowth measuring approx. 72 x 54 x 52 mm (AP X TD X CC) is seen arising from lesser trochanter of right femur, projecting posteromedially. Thin cartilaginous cap is seen.
The lesion is significantly splaying quadratus femoris muscle posteriorly, displacing, mildly compressing sciatic nerve and mildly splaying gluteus maximums, obturator externus muscles. It is also splaying hamstring tendons.
Large irregular fluid collection is seen around the lesion with intermuscular extension between gluteus medius, maximum muscles. It is also extending anteriorly between obturator externus, adductor brevis muscles and inferiorly along posterior aspect of adductor brevis.
Case Discussion
Overall above findings are suggestive of osteochondroma with adventitious bursitis.
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