Presentation
Right dominant arm. Active sports - cricket, medium-fast bowling. Questionable jerk while bowling one week prior followed by right anterior axillary fold/pectoralis region pain, swelling, skin discolouration. No fever. Unable to bowl thereafter.
Patient Data
There is subchondral sclerosis involving greater tuberosity of the humeral head. There is no fracture or dislocation.
There is a heterogeneous echo pattern involving the sternal head of the pectoralis major muscle, measuring about 40 x 24 mm. It involves near full-thickness of muscle. There are fluid clefts / fluid-fluid levels in it. However, there is no vascularity.
The clavicular head of the pectoralis major is normal. The pectoralis tendon is intact. The pectoralis minor muscle is normal.
Case Discussion
Ultrasound findings of partial rupture of sternal head of pectoralis major muscle in case of sports-related injury.
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