Clergyman&;s knee is due to
Subcutaneous Infrapatellar BursaIt lies in front of lower pa of the tibial tuberosity and of the lower pa of the ligamentum patellae.Subcutaneous infrapatellar bursitis is called "clergyman&;s knee."Ref: Chaurasia; Volume 2; 6th edition; Page no: 44
Prepatellar bursitis
Subcutaneous Infrapatellar bursitis
Deep Infrapatellar bursitis
Suprapatellar bursitis
Lower limb