Mass of the Shoulder
Nikki S. Vyas MD
Allen N. Sapadin MD
Robert G. Phelps MD
A 70-year-old female presented with a 4.0 x 2.5 cm flesh-colored, firm dome shaped nodule on the left anterior shoulder, which had been slowly enlarging for a year. She endorsed full range of motion at the joint. A 4-mm punch biopsy was sampled and histopathologic findings are shown below.
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What is the best diagnosis?
Elastofibrolipoma
Elastofibroma
Extra-abdominal fibromatosis
Fibrolipoma
Nuchal fibroma
Guillo L., Folpe AL. 2010 “Fibroblastic and Fibrohistiocytic Tumors.” (Ed. Goldblum JR), Bone and Soft Tissue Pathology. Pages 48-49. Saunders: Philadelphia, PA.
Patnayak R., Jena A., Settipalli S., Nagesh N. “Elastofibroma: An Uncommon Tumor Revisited.” J Cutan Aesthet Surg. 2016 Jan-Mar; 9(1): 34–37.
Weiss, SW, Goldblum JR. Enzinger and Weiss’s Soft Tissue Tumors, 4th edition. Philadelphia: Mosby. 2001.
Author Profiles
Nikki S. Vyas
Icahn School of Medicine at Mount Sinai
Dr. Nikki Vyas is a fourth-year chief pathology resident at the Icahn School of Medicine at Mount Sinai.
Allen N. Sapadin
Icahn School of Medicine at Mount Sinai
Dr. Allen N. Sapadin is an Associate Clinical Professor at Mount Sinai School of Medicine in the Department of Dermatology.
Robert G. Phelps
Icahn School of Medicine at Mount Sinai
Dr. Robert Phelps is Professor of Dermatology and Pathology and Director of the Dermatopathology Service at Mount Sinai Medical Center.
