What are the causes of sweating?

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summary

When the body temperature exceeds 39 ℃ or 40 ℃, the symptoms of heat stroke such as sweating, dizziness, headache and mental disorder often occur. In severe cases, respiratory failure can occur within a few hours. What are the causes of sweating?

What are the causes of sweating?

The causes are congenital hypoplasia of sweat glands or lack of sweat glands, which can be manifested as systemic or limited local anhidrosis. Some skin diseases, such as severe ichthyosis, scleroderma, leprosy, radiation dermatitis and skin atrophy, can cause limited anhidrosis. Nerve injuries, such as transverse myelitis, poliomyelitis, paraplegia, and local injuries of sympathetic nerve, medulla oblongata, and pons, can cause systemic or localized anhidrosis. Some visceral diseases, such as diabetes, diabetes insipidus, chronic nephritis, myxedema, malignant tumor, etc., in addition, vitamin A deficiency, etc., can also cause systemic anhidrosis.

The patient's skin or a part of the body has no obvious sweat all the year round. Patients with general anhidrotic health search often feel general discomfort and extreme fatigue, which is most obvious during exercise. In the hot season, the body temperature often rises, the heart rate accelerates, the whole body skin flushes, and even the symptoms of collapse and heatstroke appear.

The differential diagnosis of diaphoresis: (1) systemic anhidrosis 1. Congenital ectodermal dysplasia is often accompanied by hypoplasia or defects of sebaceous glands, hair, nails, etc. in addition to dysplasia of sweat ducts. 2. Caused by systemic diseases. There was Sjogren's syndrome; Diabetes insipidus; Chronic nephritis; Fluid edema of the lower part of the body; Diabetes( 2) Skin diseases include ichthyosis; Scleroderma; Leprosy; Radiation dermatitis; Vitamin A deficiency. 2. Nervous system diseases such as transverse myelitis; Poliomyelitis; Syringomyelia.

matters needing attention

To maintain indoor ventilation, natural wind or electric fan can be used to cool down; 4、 In case of general weakness, numbness of limbs, dizziness, chest tightness, nausea, palpitation, dry mouth, dry heat of skin and other symptoms of threatened heatstroke, some physical cooling measures should be taken immediately, such as wiping bath with cold water, or taking heatstroke medicine such as shidishui. But to appear high fever, pale and vomiting, that should be to the hospital first aid.