Endocrine Abstracts

Introduction: Low-grade pituitary gliomas are extremely rare neoplasms, originating from the pituicytes of the posterior pituitary or infundibulum. The incidence of these tumors increases with age and peaks in the seventh decade of life. Gliomas are primary brain tumors of the supporting glial cells of the central nervous system, which derive from neuroglial stem cells or progenitor cells. They are responsible for nearly 30% of all primary brain tumors and 80% of all malignant...

Introduction: Primary hypobetalipoproteinemia corresponds to a series of congenital disorders that have a variable incidence from 3.2% to less than 1 in 1 million, depending on the type of genetic mutation. The diseases that comprise it occur due to different types of mutations in genes that will encode important proteins at different stages of lipid metabolism. Individuals with determinant mutations of severe phenotypes, such as Bassen-Kornzweig syndrome, as known as Abetalip...