International Journal of Anatomical Variations

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Bilateral pectoralis minor muscle variant: A case report

Author(s): Parul K*, Lovesh Shukla, Monica Jain and Dalbir Kaur

During routine dissection of upper limb for MBBS students, an unusual attachment of pectoralis minor muscle (PM) was observed in a 78 year old male cadaver on its right side. PM was found to be arising from second to fifth ribs near their costochondral junctions. The present case is unique due to extended origin of pectoralis minor muscle. The knowledge of anatomical variations of origin and insertion of pectoralis minor is of great importance to orthopaedicians and plastic surgeons to minimize complications during surgical procedures.

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