Causes of blisters on the index finger

In daily life, as soon as the weather gets hot, some friends will develop small blisters on their hands. They are quite itchy when they grow, but they will heal without medicine when the weather gets cooler. This phenomenon is quite common. Medically, it is called herpes zoster, a type of skin eczema that occurs on the sides of the hands or feet. So, is the reason for the small blisters on the index finger dyshidrosis herpes? Let's take a look at the characteristics and hazards of these small blisters.

1. Characteristics of small blisters on the hands

1. The occurrence of dyshidrotic eczema has obvious seasonality. It often occurs at the turn of spring and summer and heals itself in winter. It mainly occurs in young people.

2. It is now generally believed to be a skin eczema-like reaction, which is related to factors such as mental stress, excessive sweating of hands and feet, fungal infection and allergic reaction.

3. Symmetrical occurrence on the palms and soles, deep in small blisters, occurring in batches, with tense blister walls, millet to rice-grain size, hemispherical and slightly raised above the skin surface, visible on the palms, sides and fingertips, with no inflammatory response. After the blisters dry up, they peel off to reveal new skin, often accompanied by varying degrees of itching and burning sensation.

4. Dyshidrotic eczema often recurs regularly every year.

2. The harm of small blisters on the 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.

3. 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 to astringe and relieve itching. If the itching is severe, you need to go to the hospital for a check-up.

IV. Precautions

It is recommended that friends who have this phenomenon reduce contact with soap, alkali, laundry detergent, detergent, gasoline, alcohol and other substances in daily life; keep emotions open and avoid emotional frustration; do not tear off the shed skin with your hands to prevent infection and pus.

If serious symptoms occur, go to the hospital for treatment and do not delay.