May 2019 — Anatomic and Clinical Pathology: Case 4

By MCL Education • May 14, 2019

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A 33-year-old previously healthy female presented with a painless abdominal lump. CT scan revealed an 8.6 cm homogeneous soft tissue mass centered in the right central mesentery with associated lymphadenopathy involving the mesenteric, retroperitoneal, and para-aortic lymph nodes. CBC showed hemoglobin of 12.6 g/dL, platelets of 304 x 10(9)/L and WBC of 7 x 10(9)/L. Core needle biopsy of the right mesenteric mass was performed. Immunohistochemical stains were negative for keratin, SOX10, CD3, CD10, CD19, CD20, CD30, ALK, BCL2, BCL6, MYC, and MUM1.

	Aishwarya Ravindran, M.B.B.S. Resident, Anatomic and Clinical Pathology Mayo Clinic @aravindranmd
	Karen Rech, M.D. Consultant, Hematopathology Mayo Clinic Assistant Professor of Laboratory Medicine and Pathology Mayo Clinic College of Medicine

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