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Sports Medicine
intermediate
X-Type

Pectoralis Major Ruptures

Muscle and Tendon Injuries

A 28-year-old male bodybuilder presents with acute onset of right anterior chest and axillary pain while performing a bench press with maximum weight. He felt a "pop" during the eccentric phase of the lift. Examination reveals ecchymosis extending from the axilla across the anterior chest, loss of the normal anterior axillary fold contour, weakness of adduction and internal rotation, and palpable defect at the humeral insertion. Regarding pectoralis major ruptures:

Mark each as TRUE or FALSE

A

The sternal head is most commonly injured (approximately 90% of tears), typically occurring at the h...

B

Clinical examination reveals loss of the normal anterior axillary fold (best assessed with resisted ...

C

The clavicular head is the most commonly injured portion; most ruptures occur at the musculotendinou...

D

MRI is the gold standard imaging modality demonstrating tendon discontinuity, muscle retraction, and...

E

Acute surgical repair (within 6 weeks) yields superior outcomes compared to delayed repair, with 90%...

Answer the questions to see explanations

Click T (True) or F (False) for each option