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Prepatellar bursitis

Case contributed by Pir Abdul Ahad Aziz Qureshi
Diagnosis almost certain

Presentation

Right knee painful swelling anteriorly.

Patient Data

Age: 40 years
Gender: Female
x-ray

Pre-patellar soft tissue swelling and fullness is noted. No lytic or sclerotic bony lesion or osteophytes noted.

Case Discussion

Prepatellar bursitis is inflammation and fluid collection within the prepatellar bursa which is located between the patella and the overlying subcutaneous tissues. It occurs due to chronic irritation secondary to trauma or repetitive kneeling.

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