Subclavius posticus muscle

Last revised by Daniel J Bell on 22 Aug 2019

Subclavius posticus muscle is an accessory muscle in the root of the neck, lying between the subclavius muscle and the inferior belly of omohyoid. It has an incidence of ~ 7.5% 2,4.

  • origin: first costal cartilage
  • insertion: superior margin of scapula
  • nerve supply: nerve to subclavius or suprascapular nerve

Subclavius posticus may be associated with:

ADVERTISEMENT: Supporters see fewer/no ads

Cases and figures

  • Case 1
    Drag here to reorder.
  • Updating… Please wait.

     Unable to process the form. Check for errors and try again.

     Thank you for updating your details.