International Society of Nephrology (treasurer), Giuseppe Remuzzi (president elect) and Luca Segantini (executive director). International Society of Nephrology The International Society of Nephrology (ISN) is an international body representing specialists in nephrology (kidney diseases). Its headquarters are located in Brussels, Belgium and New Jersey, United States. Since its foundation in 1960, the ISN has pursued the worldwide advancement of education, science and patient care in nephrology, the medical subspecialty dealing with the Kidneys). The Society represents a wide international network and provides an efficient platform for timely scientific exchange, debate and dissemination between healthcare professionals around the world. It is also dedicated to addressing
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