May Be Caused by

Bursa

Chondrosarcoma

Epidermoid cyst

Ganglion

Hydatid disease

Liposarcoma

Malignant fibrous histiocytoma

Malignant peripheral nerve sheath tumor

Mucoid cyst

Myxoid sarcoma

Myxoma

Neurofibroma

Perilabral cyst

Schwannoma

Synovial cyst

Tropical pyomyositis