Why Diabetes Causes Polyuria (Frequent Urination)?

Polyuria is a condition where the body urinates more than typical and passes extreme or abnormally big quantities of urine each time you urinate.

Polyuria is specified as the frequent passage of big volumes of urine – more than 3 litres a day compared with the normal everyday urine output in grownups of about one to two litres.

It is among the primary symptoms of diabetes (both type 1 and type 2 diabetes) and can lead to severe dehydration, which if left neglected can impact kidney function.

Causes of polyuria

Polyuria is typically the outcome of drinking extreme amounts of fluids (polydipsia), especially water and fluids that contain caffeine or alcohol.

It is likewise among the significant signs of diabetes mellitus. When the kidneys filter blood to make urine, they reabsorb all the sugar, returning it to the blood stream.

In diabetes, the level of sugar in the blood is unusually high. Not all the sugar can be reabsorbed and some of this excess glucose from the blood ends up in the urine where it draws more water.

This results in abnormally big volumes of urine.

Other causes of polyuria consist of:

  • Diabetes inspidus – a condition unrelated to diabetes mellitus that affects the kidneys and the hormones that interact with them, resulting in large amounts of urine being produced.
  • Kidney disease
  • Liver failure
  • Medications that include diuretics (substances that increase the excretion of water from the body/urine)
  • Chronic diarrhoea
  • Cushing’s syndrome
  • Psychogenic polydipsia – extreme water drinking usually seen in anxious, middle-aged women and in patients with psychiatric illnesses
  • Hypercalcemia – elevated levels of calcium in the blood
  • Pregnancy

See also: Diabetic Kidney Disease (Nephropathy)

Polyuria as a symptom of diabetes

As well as being one of the symptoms of undiagnosed diabetes, polyuria can likewise happen in individuals with identified diabetes if blood glucose levels have actually risen too high.

If blood glucose levels become too expensive, the body will attempt to fix the situation by removing glucose from the blood through the kidneys. When this takes place, the kidneys will likewise filter out more water and you will need to urinate more than normal as an outcome.

If you are regularly experiencing an increased have to urinate, it might be a sign that your sugar levels are too high. If you have access to blood sugar testing strips, you may want to test your sugar levels if you are urinating more often than normal.

If you have diabetes however don’t have blood glucose testing supplies, you might wish to take down how often you are urinating and discuss this with your health group.

Your health team need to have the ability to encourage whether the problem may be related to diabetes and any therapeutic action you can take.

Acknowledging the symptoms of polyuria

The most typical sign of polyuria is producing unusually big volumes of urine at routine intervals throughout the day and in the evening.

If you are worried about the amount you urinate and believe you may have polyuria, you need to make a note each day of how much you drink; how typically you urinate and how much urine you produce every time you go to the toilet.

When to see your doctor about polyuria

You ought to consult your doctor if you have extreme urination over several days that can not be explained by an increase in fluids or medications.

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