Medullary thyroid cancer, leukemia, mesothelioma and meningioma associated with germline APC and RASAL1 variants: a new syndrome?

Anna Angelousi, Nikolaos Settas, Fabio R. Faucz, Charalampos Lyssikatos, Martha Quezado, Narjes Nasiri-Ansari, Constantine A. Stratakis, Eva Kassi

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Medullary thyroid carcinoma (MTC) is a neuroendocrine tumor hereditary in 35% of cases. The most common syndromic form is in the context of the multiple endocrine neoplasia type 2 (MEN 2) syndromes in association with other tumors and due to germline RET mutations. We describe a 57-year-old female patient diagnosed with sporadic MTC …