ePlasty: Vol. 20
A Painful Subscapular Mass
Alexandra Naides, BFA, Jerette Schultz, MD, and Ashley Ignatiuk, MD

Rutgers New Jersey Medical School, Newark

Correspondence: js2311@njms.rutgers.edu
Keywords: elastofibroma dorsi, subscapular, lipoma, mass, back


A 49-year-old woman presented with a left back mass in the subscapular region that began to cause pain with shoulder movement. Ultrasound scan was obtained to evaluate the lesion and showed a 6.9 × 6.3-cm mass between the left scapula and the posterior chest wall. It was 1-cm thick, discoid, well-circumscribed, and heterogeneous in nature and diagnosed by the radiologist as most likely elastofibroma dorsi based on the location. The patient was taken to the operating room and a fatty soft-tissue mass was removed from beneath the serratus anterior muscle. The final pathology report revealed the mass to be a lipoma.


1. What is elastofibroma dorsi?

2. How is elastofibroma dorsi diagnosed and what is the differential diagnosis?

3. What are the surgical indications for subscapular masses and the potential complications?

4. What is the surgical approach to subscapular masses?


Elastofibroma dorsi is a rare, benign, soft-tissue tumor that usually develops between the tip  .......