What causes polyuria and polydipsia in cats?

What causes polyuria and polydipsia in cats?

The primary causes of polydipsia and polyuria include congenital abnormalities, and those associated with renal failure. Congenital diseases can include diabetes, a decrease in steroid production by the adrenal glands, and some rare psychological disorders.

How do you treat polyuria in cats?

Treatment of Polydipsia and Polyuria (PU/PD) in Cats Hypercalcemia can be a medical emergency and if identified should be treated appropriately with intravenous saline solution and diuretics.

How does liver disease cause polyuria?

Decreased uptake and conversion of ammonia to urea Low urea nitrogen concentrations: Polyuria with secondary polydipsia can result due to defective urine concentrating ability (urea contributes substantially to medullary interstitial tonicity in the kidney). These are often early findings in hepatic disease.

What are 5 possible pathological conditions that cause excessive thirst polyuria and polydipsia as symptoms?


  • pregnancy.
  • diabetes insipidus.
  • kidney disease.
  • high calcium levels, or hypercalcemia.
  • mental health issues, such as psychogenic polydipsia.
  • taking medications such as diuretics.

What is treatment for polydipsia in cats?

The primary concern is that renal or hepatic failure could be the leading cause of polyuria or polydipsia. However, if both have been ruled out as possible causes, no treatment or significant life adjustment will likely be required for your furry friend.

Why does my cat drink so much water at once?

If you notice that your cat is drinking more than usual, this may indicate that something is amiss. Increased water intake is known as ‘polydipsia’. The most common causes of increased thirst and drinking are: Kidney (renal) dysfunction.

Is polydipsia curable in cats?

Polyuria and polydipsia are not diseases—they are signs of illness. Therefore, the treatment for PU/PD depends on the underlying cause. Fortunately, most conditions that cause PU/PD are manageable or curable.

How is primary polydipsia treated?

The recommended treatment is to control the water intake, but this poses a compliance problem, especially in patients with psychogenic polydipsia with compulsive behavior. Changes in medications that have anticholinergic side effects can be tried. Various classes of drugs have been studied, and none is effective.

How does liver disease cause polydipsia?

Liver disease: PU/PD may occur as the result of: (1) decreased production of urea which is a major component of the hypertonic medullary interstitium, (2) increased renin and cortisol levels due to a lack of hepatic degradation, (3) increased aldosterone concentration leading to increased sodium concentration, and (4) …

What kind of polydipsia could indicate a serious condition?

Polydipsia is also an early symptom of diabetes mellitus and diabetes insipidus. Diabetes mellitus causes polydipsia because your blood sugar levels get too high and make you feel thirsty, regardless of how much water you drink. Diabetes insipidus occurs when your body’s fluid levels are out of balance.