What is the cause of itchy blisters on my hands? What should I do?

I believe many people have had similar experiences of small blisters growing on their hands. Each blisters is a bit like eczema. When they are broken, there is water inside, and the itching is unbearable. But people dare not scratch them with their hands because the more they scratch, the more itchy it becomes, and it is easy to expand the area of ​​the blisters.

Why do blisters appear on healthy hands? What is the reason for small blisters on hands? What should I do if the blisters on my hands are itchy? In order to solve the problem of blisters on my hands, the editor has specially collected relevant information, looked up the causes of blisters on my hands, and methods of treating blisters, hoping that it will be helpful to everyone.

Many people suffer from blisters, itching and peeling on their hands. They try various methods to treat it, but the problem is never solved and recurs every year. This phenomenon is quite common and is medically called dyshidrotic eczema. Dyshidrosis is a type of skin eczema that occurs symmetrically on the sides of the hands or feet. Because it occurs in the hands and feet where sweat glands are particularly developed, and blisters are the main symptom, it is named dyshidrotic eczema.

Most people believe that the cause of the disease is a nonspecific skin eczema-like reaction, which is related to personal constitution, autonomic nervous system dysfunction, and mental factors. The disease is characterized by repeated appearance of millet-sized papules and blisters on the palms and fingers, with no obvious inflammation around them. The blister walls are relatively thick, and the blister fluid is transparent at first, but then becomes turbid. After 2 to 3 days, the blister fluid is absorbed by itself, and desquamation forms after drying, revealing pink new epithelium. Linear fissures form during flexion and extension of the fingers, and the rash is symmetrically distributed. The patient feels itching and burning pain in the affected area. Hot flashes are common in summer and can heal on their own in autumn without treatment. They can easily recur for several years.

The dangers of blisters on hands

Dyshidrosis not only affects the appearance of the hands, but also often affects the patient's life due to itching. In severe cases, secondary infection may occur, causing swelling and pain in the hands. Because the cause of this disease is still unclear, Western medicine has no satisfactory treatment to eradicate it.

How to prevent and treat blisters on your hands

There is no specific method for the prevention and treatment of this disease. In daily life, you should avoid spicy food, alcohol, coffee and other irritating foods, smoke less or no smoking, and use less or no alkaline soap, laundry detergent, and detergent to wash your hands. Do not pick at blisters or tear the skin. Local treatment is mainly astringent and antipruritic, such as calamine lotion, 5% formalin or 1% methenamine, prickly heat powder, etc.

If the blisters are obvious, you can use 0.5% aluminum acetate solution or 5% alum solution for soaking or wet compress. For those with obvious itching, corticosteroid preparations such as triamcinolone, compound Conal Cream, and chlorpromazine can be used. If the main symptoms are erythema, desquamation, and chapped skin, you can apply 10% urea cream, silicone cream, vitamin E cream, or salicylic acid ointment externally 1 to 2 times a month.

Systemic treatment can be with antihistamines, vitamins B1, B2, A, and E. If the number of rashes is large and the subjective symptoms are obvious, a short course of oral corticosteroids such as prednisone can be taken, 10 mg each time, 3 times a day. The symptoms will be relieved after 5 to 7 days of continuous use.

Traditional Chinese Medicine Treatment for Small Blisters on Hands

Traditional Chinese medicine has a long history of treating this disease. As early as the Ming Dynasty, it was called "ant nest". Since the symptoms are mainly deep blisters, it should be attributed to the dominance of dampness. Traditional Chinese medicine treatment is multi-faceted, combining internal and external treatments with diet and emotional regulation.

1. Internal treatment

① Syndrome of internal excess of dampness and heat

There are often deep blisters on the palms and soles, clustered together, the size of a needle tip, with excruciating itching. When the blisters are broken, yellow and sticky fluid comes out. The patient is accompanied by a red tongue with greasy coating and a slippery and rapid pulse. Treatment should be based on clearing heat and removing dampness.

Medicinal use: Scutellaria baicalensis 10g, Coptis chinensis 10g, Atractylodes lancea 15g, Tangerine peel 10g, Poria 10g, Liuyi powder 10g (wrapped and decocted), raw coix seed 30g, and Cortex Moutan 10g. Take it in decoction, 1 dose per day.

②Spleen deficiency and dampness syndrome

Blisters are scattered on the palms and soles, ranging in size from a needle tip to a grain of corn, translucent, with clear and thin blister fluid, occasional itching, accompanied by a pale and slippery tongue and a moist and slippery pulse. The treatment should be based on the method of strengthening the spleen and removing dampness.

Medicinal use: Poria 12g, Atractylodes 10g, Alisma orientalis 10g, White hyacinth bean 10g, Plantago seed 10g (wrapped and decocted), fried Coix seed 60g, fried yam 30g, wax gourd peel 60g. Take it in decoction, 1 dose per day.

2. External treatment

According to the characteristics of this disease being dominated by dampness, the method of absorbing moisture and astringing blisters can be used: 60g of fenugreek, 30g of alum, 30g of pomegranate peel, decocted in water to extract juice, soak and wash the affected area, 5 minutes each time, twice a day.

3. Diet therapy

① Eat more vegetables and fruits that have the effect of strengthening the spleen and removing dampness, such as yam, sweet potato, winter melon, watermelon, red bean, and pumpkin.

② Eat less spicy and greasy food, fatty food, wine and cheese.

4. Others

Reduce contact with soap, alkali, washing powder, detergent, gasoline, alcohol and other substances; keep your emotions open and avoid emotional frustration; do not tear off the shed skin with your hands to prevent contamination and pus.