Adipsia

Adipsia, also known as hypodipsia, is a symptom of inappropriately decreased or absent feelings of thirst. It involves an increased osmolality or concentrati...

Diabetes insipidus

Diabetes insipidus is a condition characterized by large amounts of dilute urine and increased thirst. The amount of urine produced can be nearly 20 liters p...

Fluid deprivation test

A fluid or water deprivation test is a medical test which can be used to determine whether the patient has diabetes insipidus as opposed to other causes of p...

Polydipsia

Polydipsia is excessive thirst or excess drinking. The word derives from the Greek πολυδίψιος "very thirsty", which is derived from πολύς + δίψα. Polydipsia ...

Primary polydipsia

Primary polydipsia, or psychogenic polydipsia, is a form of polydipsia characterised by excessive fluid intake in the absence of physiological stimuli to dri...