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Updated: Jun 22, 2026

Identifying, Diagnosing, and Grading Malignant Peripheral Nerve Sheath Tumors in Genetically Engineered Mouse Models
Published on: May 17, 2024
Primary giant clear cell sarcoma (soft tissue malignant melanoma) of the sternum
Gaetano Rocco1, Anna Rosaria de Chiara, Flavio Fazioli
1Department of Thoracic Surgery and Oncology, National Cancer Institute, Pascale Foundation, IRCCS, Naples, Italy. gaetano.rocco@btopenworld.com
Abstract:
One case of a primary clear cell sarcoma of the sternum (also called soft tissue melanoma) is reported. This neoplasm represents a rare occurrence, and as a rule, differential diagnosis with melanoma often requires detailed immunohistochemistry and cytogenetic analysis (ie, rearrangement of EWS gene localized on 22q12 chromosome). Because wide resection is recommended, chest wall reconstruction may pose challenging technical issues. In our patient, we elected not to proceed to clavicular stabilization. Nevertheless, acceptable shoulder girdle mobility was observed after surgery.

