Myositis - pectoralis major

Case contributed by Dr Maulik S Patel


C/o left breast pain - about 1 wk. Referred for left breast ultrasound.

Patient Data

Age: about 45 - 50 yrs.
Gender: Female

Ultrasound examination of breast was normal.

Site of pain pointed by patient shows - thickened, hypervascular muscle fibers of sternal head of pectoralis major muscle, overlying anterior end of left 3rd rib.  No solid / cystic mass lesion or collection is seen in affected area. Underlying rib does not show cortical breach. Overlying breast parenchyma is fatty. 

Comparision with asymptomatic side was done.

Case Discussion

Findings suggest focal myositis affecting part of sternal head of pectoralis muscle.

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Case information

rID: 31258
Published: 28th Sep 2014
Last edited: 14th Aug 2019
System: Chest, Breast
Inclusion in quiz mode: Included

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