Polydipsia, Psychogenic

**Definition:** A clinical disorder characterized by excessive fluid intake (polydipsia); HYPONATREMIA; and POLYURIA in SCHIZOPHRENIA and other psychiatric disorders. Impaired water metabolism in psychogenic polydipsia can result in WATER INTOXICATION.

**Tree numbers:** - C23.550.759.500 - C23.888.663.500 - F01.145.126.968 - F01.700.812

**Synonyms:** - Polydipsia, Primary