what causes back hump
Some of the possible common medical causes of Hump on the back may include: 1  Cushing's disease. 2  Lipoma. 3  Osteoarthritis. Sebaceous cyst. 4  Lymphadenitis. Kyphosis. 5  Melanoma. Bone  cyst. 1  Aneurysm. Carbuncle. 2  Fractures. Cold  abscess. 1  Tuberculosis. Actinomycosis.  Anthrax. Dermoid cyst.