Mcl Tear

Author: Tyler Schmitz, DO
Affiliation: Blue Ridge Orthopedics, Anderson SC
Senior Editor: Wesley Troyer, DO
Editor: Laura Mattson, DO

Clinical Vignette: A 46-year-old female presents with a chief complaint of a medial-sided left knee injury that occurred 5 days prior in Muay Thai training when her opponent struck her knee on the lateral side causing a valgus force to the knee. Exam demonstrates mild swelling and tenderness to palpation at the medial femoral epicondyle and 1-2+ laxity with valgus stress test.

Type of Probe Used: 15-6 MHz Linear Transducer

Long axis view of the proximal MCL at medial femoral condyle.

There is an anechoic defect in the inferior portion of the superficial fibers of the MCL at the femoral attachment that measures approximately 2.4 mm long x 2.3 mm thick x 3.1 mm wide. There is abnormal hypoechogenicity and thickening of the proximal MCL which measures approximately 6.5 mm.

Short axis view of proximal MCL at medial femoral condyle.

Hypoechoic defect visualized in short axis appreciating the anterior to posterior extent with surrounding edema.

NOTE: For more information, please contact the AMSSM, 4000 W. 114th Street, Suite 100, Leawood, KS 66211 (913) 327-1415.

© The American Medical Society for Sports Medicine
4000 W. 114th Street, Suite 100
Leawood, KS 66211
Phone: 913.327.1415

Website created by the computer geek