The vastus medialis obliquus is the lower part of the vastus medialis muscle, where the fibres are oblique, tending to act as guy ropes pulling the patella towards the medial side. It is commonly referred to as the VMO.

Synonyms: 
VMO
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The muscles of the knee

Learn the names of the main knee muscles.

Important patellofemoral concepts

Part 2 of a course on Patellofemoral Pain by Dr Ronald Grelsamer of Mount Sinai Hospital in New York.

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