Synovial Chondromatosis

synonyms:

Synovial Chondromatosis ICD-9

Synovial Chondromatosis Etiology / Epidemiology / Natural History

• Benign, tumerous, multifocal, chondromatous, or chondro-osseous metaplastic proliferation involving the subsynovial connective tissue of joints, tendon sheaths or bursae.
• Uncommon
• Can produce multiple loose bodies which may be entirely cartilaginous, or may include typical loose bodies with an osseous component.

Synovial Chondromatosis Anatomy

• See anatomy of affect joint

Synovial Chondromatosis Clinical Evaluation

• Pain and loss of motion in affected joint.
• May have parasthesias from associated compressive nerve palsy
• May cause catching or intermittent locking of affected joint.

Synovial Chondromatosis Xray / Diagnositc Tests

• A/P and lateral films of affected joint

Synovial Chondromatosis Classification / Treatment

• Treatment: arthropscopic removal of loose bodies with limited synovectomy

Synovial Chondromatosis Associated Injuries / Differential Diagnosis

• Nerve Palsy (elbow=associated PIN/median/ulnar nerve palsies have been reported)

Synovial Chondromatosis Complications

• Recurrence
• Arthritis

Synovial Chondromatosis Follow-up Care

Synovial Chondromatosis Review References

• Mueller T, et al. Primary synovial chondromatosis of the elbow. J Shoulder Elbow Surg 2000; 9(4):319 – 22.
• Kamineni S, O’Driscoll SW, Morrey BF. Synovial osteochondromatosis of the elbow. J Bone Joint Surg Br 2002;84(7):961– 6.
• Yanagisawa H, Okada K, Sashi R. Posterior interosseous nerve palsy caused by synovial chondromatosis of the elbow joint. Clin Radiol 2001;56(6):510
• Nogueira A, et al. Synovial osteochondromatosis at the elbow producing ulnar and median nerve palsy. Case report and review of the literature. Chir Main 1999;18(2):108–14.