Onconephrology Onconephrology Onconephrology (from the Ancient Greek onkos (ὄγκος) meaning bulk, mass, or tumor, nephros (νεφρός) meaning kidney, and the suffix -logy (-λογία), meaning "study of") is a burgeoning new specialty in nephrology that deals with the study of kidney diseases in cancer patients. A nephrologist who takes care of patients with cancer is called an Onconephrologist. This branch of nephrology encompasses both the hematologic and oncology based cancers and their treatment related complications that deal with the kidney. Unlike general nephrology, there are several aspects of onconephrology that are unique. Kidney failure from break down of cancer cells, usually after
Circumventricular organs Circumventricular organs Circumventricular organs (CVOs) are structures in the brain characterized by their extensive and highly permeable microvasculature, unlike those in the rest of the brain where there exists a blood brain barrier (BBB). The term "circumventricular organs" was originally proposed in 1958 by Austrian anatomist Helmut Hofer, in recognition of the distribution of the structures around the ventricular system of the brain. The circumventricular organs are midline structures around the third and fourth ventricles that are in contact with blood and cerebrospinal fluid, and allow for the linkage between the central nervous system and peripheral blood. Additionally, they are