# -- Tumours, such as chondroma and sarcoma, and cysts which are probably of the same nature as those met with in osteomyelitis fibrosa, are liable to occur in callus, or at the seat of old fractures, but the evidence so far is inconclusive as to the causative relationship of the injury to the new-growth.    From Wordnik.com.  [Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.] Reference

There is reason to believe that the tumours of the parotid previously described as adenoma, chondroma, angioma, myxoma, and many of the cases of sarcoma, were really mixed tumours in which one or other of these tissues predominated.    From Wordnik.com.  [Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.] Reference

The non-malignant forms -- osteoma, chondroma, and fibroma -- are rare.    From Wordnik.com.  [Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.] Reference

A benign tumor forming osteoid is b. a type pf breast abscess a. a synovioma c. a chronic abscess of the bone b. a chondroma d. an abscess arising in the inguinal lymph nodes c. an osteoma e. an abscess forming in an infected varicose vein d. a fibroma e. an adenoma 81) The initial abnormality in primary osteoarthritis is a. in the synovial membrane 86) Ewing's tumor affecting the humerus b. sclerosis of cartilage a. is a metastasis from carcinoma of the thyroid c. fibrillation of cartilage b. should be treated by immediate amputation d. an osteophyte c. looks like a cut onion on x-ray e. a pannus d. has a soap-bubble appearance on x-ray e. displays sun-ray spicules on x-ray 82) The initial abnormality in rheumatoid arthritis is a. fibrillation of cartilage 87) Barlow's sign is related to the diagnosis of b. sclerosis of cartilage a. talipes equinus varus c. in the synovial membrane b. congenital dislocation of the hip d. in the capsule c. ulnar nerve palsy e. proliferation of bone d.    From Wordnik.com.  [Recently Uploaded Slideshows] Reference