what do you mean by Clergyman knee ?
It is also known as INFRAPATELLAR BURSITIS The swelling is below the patella and superficial to the patellar ligament,being more distally placed than prepatellar bursitis. Treatment:firm bandaging and kneeling is avoided;ocassionally aspiration is needed. sometimes the bursa is affected in gout. ref : maheswari 9th ed
Prepatellar bursa
Intrapatellar bursa
Olecranon
Ischial bursa
Thigh, Knee,Leg,Foot & Ankle injuries