You are here

Synovial Chondromatosis



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

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.



The information on this website is intended for orthopaedic surgeons.  It is not intended for the general public. The information on this website may not be complete or accurate.  The eORIF website is not an authoritative reference for orthopaedic surgery or medicine and does not represent the "standard of care".  While the information on this site is about health care issues and sports medicine, it is not medical advice. People seeking specific medical advice or assistance should contact a board certified physician.  See Site Terms / Full Disclaimer