| joint instability | Lack of stability of a joint or joint prosthesis. Factors involved are intra-articular disease and integrity of extra-articular structures such as joint capsule, ligaments, and muscles. (12 Dec 1998) |
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| joint loose bodies | Fibrous, bony, cartilaginous and osteocartilaginous fragments in a synovial joint. Major causes are osteochondritis dissecans, synovial chondromatosis, osteophytes, fractured articular surfaces and damaged menisci. (12 Dec 1998) |
| joint mice | <radiology> Ossicles within joint space, seen in synovial osteochondromatosis (12 Dec 1998) |
| joint of head of rib | The synovial joint between a rib and bodies of two adjacent vertebrae; the joint cavity is divided by an intra-articular ligament which attaches to the intervertebral disk; the first, tenth, eleventh, and twelfth ribs articulate with only one vertebra. Synonym: articulatio capitis costae, capitular joint. (05 Mar 2000) |
| joint oil | <anatomy> Joint fluid, a viscous fluid which lubricates the joint. (27 Sep 1997) |
| joint probability | The probability that two or more outcomes are realised jointly; the probability that the child is both male and affected is 1/4. (05 Mar 2000) |
| joint prosthesis | An artificial substitute for a missing joint. (12 Dec 1998) |
| joint sense | Appreciation of sensation in joint surfaces. Synonym: arthresthesia, joint sense. (05 Mar 2000) |
| joint, tempero-mandibular | Joint that hinges the lower jaw (mandible) to the skull. Abbreviated tmj or tm joint. (12 Dec 1998) |
| joint, tm | The joint that hinges the lower jaw (mandible) to the skull. (12 Dec 1998) |
| false joint | A pathologic entity characterised by deossification of a weight-bearing long bone, followed by bending and pathologic fracture, with inability to form normal callus leading to existence of the "false joint" that gives the condition its name. (12 Dec 1998) |
| uniaxial joint | One in which movement is around one axis only. (05 Mar 2000) |
| unilocular joint | One in which an intra-articular disk is incomplete or absent, the joint having but a single cavity. (05 Mar 2000) |
| knee joint | A compound condylar synovial joint consisting of the joint between the condyles of the femur and the condyles of the tibia, articular menisci (semilunar cartilages) being interposed, and the articulation between femur and patella. Synonym: articulatio genus. (05 Mar 2000) |
| femoropatellar joint | The articulation of the facets on the articular surface of the patella with corresponding surfaces on the femoral condyles. (05 Mar 2000) |