January 2020 — Pulmonary

This is a surgical pathology case of a 70-year-old woman with multiple bilateral relatively stable lung nodules and history of metastatic leiomyosarcoma of Mullerian origin status post debulking 4 years ago. During frozen section the rectosigmoid resection and the liver biopsy showed involvement by leimyosarcoma. However, the lesion found on a lung wedge resection could only be described as a biphasic tumor. On permanet section this lesion’s findings are shown below.

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Photo of Simone Barreto Siqueira Parrilha T, M.D.
Simone Barreto Siqueira Parrilha Terra, M.D.

Resident, Cytopathology
Mayo Clinic
Photo of Joanne (Eunhee) E. Yi, M.D. Joanne (Eunhee) Yi, M.D.
Consultant, Anatomic Pathology
Mayo Clinic
Professor of Laboratory Medicine and Pathology
Mayo Clinic College of Medicine and Science

MCL Education

This post was developed by our Education and Technical Publications Team.