Polyuria

Very low urgency

-Moderately severe

Production of large volumes of urine throughout the day (more than 3 litres in adults and 2.5 litres in children).

Associated diseases

Nephrogenic diabetes insipidus - Euvolemic hypernatraemia due to renal loss

Central diabetes insipidus - Euvolemic hypernatraemia due to renal losses

Hypokalaemia due to renal loss: diuretics, corticosteroids, penicillin and intravenous synthetic derivatives.

Hypokalaemia due to renal losses: renal tubular acidosis, types 1, 2 and 4

Hypokalaemia due to extrarenal losses: diarrhoea, laxatives or digestive-tract fistulas

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