Primary polydipsia Alcoholism may cause physiological thirst since ethanol inhibits vasopressin, the hormone primarily responsible for water retention in osmoregulation. The following conditions should also be excluded: DI, cerebral salt wasting, pseudohyponatraemia caused by hyperlipidemia or hyperparaproteinemia, SIADH, mineralcorticoid deficiency, salt-wasting nephropathy, nephrotic syndrome, chronic heart failure and cirrhosis. Tobacco smoking is an often overlooked factor linked to hyponatremia, due to the ADH-releasing effect of nicotine, although this is usually limited to heavy smokers. One study suggested that around 70% of patients with self-induced polydipsia were tobacco smokers. Diagnostic tests for primary polydipsia usually involves the fluid deprivation test to exclude ADH
Southwest Medical University regions and municipalities, and many come from other countries. The staff number at around 2,560, with 520 of them being onsite professors or associate professors whose focus includes Western medicine, traditional Chinese medicine, and a hybrid combination of the two. Facility wise, the college has five non-subordinating hospitals and 39 teaching hospitals with a total of 15,500 patient beds. Southwest Medical University Southwest Medical University (, formerly Luzhou Medical College (), is a medical university in Luzhou, Sichuan, China. The school was first established in 1951 as Southern Sichuan Doctors' School (). In 1958, the school was renamed as Luzhou