Joint Replacement Dictionary

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Magnetic Resonance Imaging (MRI) - A study of the soft tissues and structures inside the knee or other joint or body part. Imaging has greatly improved the ability of a physician to pinpoint a correct and accurate diagnosis.   Malignant - Tending to become progressively worse and to result in death. Having the properties of multiplying, invasion and metastasis, said of tumors.   Medial - Toward the inside or center of the body. (Your big toe is medial to your small toe.)   Medial Collateral Sprain (MCL) - MCL injuries are classified as grades I-III. Grade I injuries appear normal in an MRI (Magnetic Resonance Imaging), but there is subcutaneous tissue swelling (edema). Grade III injuries indicate a complete disruption of the ligament with associated soft tissue swelling (edema), and hemorrhage.   Medical Collateral Ligament - A ligament connecting the thigh bone to the shin bone on the inner side of your knee.   Meniscus - A “C” shaped cartilage in the knee which provides a stabilization system for the knee and a measure of shock absorption. See Encyclopedia   Muscle - Body tissues which consist of cells that contract when lengthened or straightened.   Myozitis - Inflammation of the muscle.