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Hypohidrosis (Anhidrosis) a condition in which a person sweats less than normal in response to heat. Sweating is one of the most significant thermoregulatory mechanism to release body heat. If the body is unable to produce sufficient sweat, it can cause overheating of the body leading to life-threatening conditions such as heat stroke, hyperthermia and heat exhaustion.
This condition is difficult to diagnose. It may be inherited at birth or developed in later stages of life. It can affect the entire body, single area or multiple scattered areas of the body.
The following are the some of the signs and symptoms of hypohidrosis:
Hypohidrosis is generally caused by abnormal functioning of sweat glands. The factors responsible for decreased sweat gland function are as follows:
The following are the risk factors of hypohidrosis:
Hypohidrosis can lead to the following complications:
The doctor would perform physical examination and obtain the medical history of the patient. Your doctor may perform any of the following tests to confirm the diagnosis
Thermoregulatory Sweat test: During this test, the person’s body is coated with a powder which is sensitive to sweat and changes color in the areas he sweats. Following this, he is made to enter a chamber with a preset temperature that causes sweating in people who sweat normally. The results are based on the color changes of the powder which is documented in digital photographs.
Axon reflex test: In this test, the sweat glands are stimulated by small electrodes and the amount of sweat produced is measured.
Silastic sweat imprint test: This test is useful to detect the areas of sweating.
Skin biopsy: In this procedure, the skin cells or sometimes sweat glands are removed and examined under microscope in laboratory.
Hypohidrosis that affects large areas may require treatment. If underlying disease is causing thehypohidrosis, the doctor may treat the primary illness to relieve this condition.
The following are the simple steps to prevent hypohidrosis:
Who are usually affected by acne? Most people with acne are aged between 12 and 25 but some older and younger people are affected. Boys are more commonly affected than girls.
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