Pelvic Radiation-Induced Sarcoma With Rhabdomyoblastic Differentiation Following Treatment of Cervical Cancer.

Cureus

Department of Pathology and Laboratory Medicine, King Abdulaziz Medical City, Ministry of National Guard ‑ Health Affairs, Riyadh, SAU.

Published: June 2021

Radiation-induced sarcomas (RIS) are a rare long-term complication of radiation therapy, with a reported incidence of 2.5-5.5%. They usually develop several years following exposure to radiotherapy. The most common reported subtypes are undifferentiated pleomorphic sarcoma, angiosarcoma, and leiomyosarcoma. Breast cancer is the most common primary malignancy preceding RIS, followed by uterine cervical carcinoma. Only a few cases of RIS with rhabdomyoblastic differentiation have been reported in the literature, usually following the treatment of retinoblastoma. Herein, we report a rare case of RIS with rhabdomyoblastic differentiation in the pelvic region developing 12 years after cervical cancer radiation therapy.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8254531PMC
http://dx.doi.org/10.7759/cureus.15428DOI Listing

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