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Pectoralis major tear

Case contributed by Dr Mostafa El-Feky


Acute forceful movement during Gym. Suspected left pectoralis major rupture on clinical examination.

Patient Data

Age: 40 years
Gender: Male


Ill-definition of the outer fibers and insertion of the sternal head of left pectoralis major muscle with fibers matrix gap (2.8 x 3 mm) and intramuscular edema. Myofascial fluid and intramuscular fluid are seen. Intact left clavicular and abdominal heads.

Unremarkable right pectoralis major muscle. Normal marrow signal of the examined bony framework. Normal size and signal of the rest of the surrounding muscles. Respected neurovascular bundle.

Case Discussion

The case illustrates a pectoralis major sternal head tear as well as humeral insertion. It is an uncommon injury, often occurring during a forceful activity such as bench press. Early diagnosis via MRI and surgical repair is important to ensure a sound recovery.

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Case information

rID: 73036
Published: 29th Dec 2019
Last edited: 29th Dec 2019
Inclusion in quiz mode: Included
Institution: Dar El Ashaa Center

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