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Vastus medialis muscle

Dr Matt Adams and Dr Geon Oh et al.

The vastus medialis muscle is one of the four quadriceps muscles in the anterior compartment of the thigh. The others are the rectus femoris, the vastus intermedius, and the vastus lateralis.


Gross anatomy

Vastus medialis is described as having two components based on the origin/insertion and orientation of the muscle fibers 4,5:

  • vastus medialis longus (VML)
  • vastus medialis obliquus (VMO)
    • fibers originate from the adductor tubercle and intermusclar septum to insert on the proximal third of the medial patella
    • acts as a medial patellar stabilizer

Anatomy: Lower limb

Anatomy: Lower limb

Article information

rID: 44284
Section: Anatomy
Synonyms or Alternate Spellings:
  • Vastus medialis obliquus (VMO)
  • Vastus medialis longus (VML)
  • Vastus medialis oblique (VMO)

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