Ulceration of tissue is the harmful change of skin, mucous membranes and the stomach. It is technically an infection and can cause necrosis (death around the sore) and can be successfully treated and diagnosed. See the link below for a dictionary definition. I did not include photos because of its unpleasantness.
Gastric Ulcer
Decubitus ulcer
Osteosarcoma is the medical term meaning connective tissue cancer of bone.
Necrobiosis lipoidica diabeticorum is the medical term meaning death of tissue caused by diabetes.
Contracture is the medical term meaning constriction of tissue.
Neuropathology.
The meaning is keratosis.
The medical term for bleeding within the muscle tissue is intramuscular bleeding.
Benign prostatic hyperplasia (BPH) is the medical term meaning noncancerous growth of prostate tissue.
Myelitis is the medical term meaning inflammation of the fibrous tissue surrounding a nerve. An example is poliomyelitis.
My book also has necrotic as an answer.
Hypertrophy