Geriatric nephrology Geriatric nephrology Geriatric nephrology is the branch of internal medicine and geriatric medicine that deals with diseases of the kidney It is a growing subspecialty of geriatrics. Patients who are living longer may acquire diseases that accelerate chronic kidney disease, which often remains undetected until patients are confronted with the sudden need for dialysis. International Society for Geriatric Urology and Nephrology is dedicated to this issue and has its own journal. A book about geriatric nephrology was published in 1986 by Bernard Davis, M. Michelis. The American Society of Nephrology has a grant in Geriatric Nephrology. In the United States,
Circumventricular organs an integral part of neuroendocrine function. The highly permeable capillaries allow the CVOs to act as an alternative route for peptides and hormones in the neural tissue to sample from and secrete to circulating blood. CVOs also have roles in body fluid regulation, cardiovascular functions, immune responses, thirst, feeding behavior and reproductive behavior. CVOs can be classified as either sensory or secretory organs serving homeostatic functions and body water balance. The sensory organs include the area postrema (AP), the subfornical organ (SFO) and the vascular organ of lamina terminalis, all having the ability to sense signals in blood, then pass