Changes in the expression of non-coding ribonucleic acids (ncRNAs) take part in the formation of various tumors. Multiple endocrine neoplasia syndrome type 1 (MEN1) is a rare autosomal dominant disease caused by mutations of the MEN1 gene encoding the menin protein. This syndrome is characterized by the occurrence of parathyroid tumors, gastroenteropancreatic neuroendocrine tumors, pituitary adenomas, as well as other endocrine and non-endocrine tumors.
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September 2020
Cushing’s syndrome accounts for approximately 20–30% of endogenous hypercortisolism cases, and adrenal involvement can be either unilateral or bilateral. Cushing’s syndrome due to bilateral adrenal tumors is extremely rare. Adrenal oncocytomas are another rare cause of endogenous hypercortisolism: about 13 cases are described in the literature.
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August 2020