Why does my crotch appear red spots and itching in summer?

Your symptoms look like prickly heat. Rash is the most common acute skin inflammation in summer. Rash is caused by blocked sweat pores, which mostly occurs in the neck, chest and back, elbow fossa, popliteal fossa and other parts, and children can occur in the head, forehead and other parts. At first, the skin was red, and then there were red papules or papules the size of needles, which were thick and flaky, and some were purulent. After giving birth to prickly heat, it itches and hurts, and sometimes it burns.

The formation of prickly heat is due to high temperature and humidity in summer, and the body sweats too much and is not easy to evaporate. Sweat seeps into the cuticle of epidermis, which leads to the blockage of sweat gland duct orifice. After storage, the sweat in the sweat gland duct is broken due to the increase of internal pressure, and the sweat penetrates into the surrounding tissues, resulting in irritation. Herpes and papules occur in sweat pores, leading to heat rash. Some doctors believe that the blockage of sweat pores is a staphylococcal infection caused by sweat Kong Yuan, which is related to the hot and humid environment.

Red prickly heat

The most common prickly heat in clinic (red prickly heat) is caused by sweat overflowing a little deep in the epidermis. It can happen at any age. Most of them occur on the back of the hand, elbow socket, neck, chest, back, abdomen, under the breast of women and the head, face and buttocks of children. It is a needle-sized pointed round dense papule or papule with slight redness. Rashes often appear in batches, with slight burning and itching. After the rash subsided, there was moderate to mild dandruff.

White prickly heat

Rash (crystalline miliaria) is caused by sweat overflowing in or under the stratum corneum. It is common in patients who sweat a lot, stay in bed for a long time and are too weak in high temperature environment. Most of them are needle tip to needle size, with small blisters on the surface, extremely thin and slightly bright walls, clear contents and no blush. Unconscious symptoms, easy to break when gently rubbed, with extremely thin scales and lips after drying.

Pustule

Pustule (pustular miliaria) is a small superficial pustule with a needle at the top. It is rare in clinic, often occurring in folds, such as the flexion of limbs and genitals, and also common in children's head and neck. Pustules are often sterile or non-pathogenic cocci, but they can be infected after ulceration.

Don't scratch prickly heat with your hands, and don't wash it with strong alkaline soap. Do not scald with hot water, rinse with warm water to dry and sprinkle with prickly heat powder. Patients infected after scratching should apply antibiotic ointment.

general treatment

Keep the room ventilated and cool, and take a bath frequently; Keep skin clean and dry; Children should take a bath frequently, dry their sweat and change clothes in time; Patients with fever and bedridden should turn over frequently and scrub their skin frequently. Edible: such as mung bean syrup, mung bean porridge and cold sugar water.

drug therapy

Oral Chinese medicine or preparation for clearing heat, promoting diuresis and relieving summer heat. Anti-inflammatory and antipruritic preparation for external use. In the case of secondary infection, antibiotics can be used.

Prescription 1: 10g Zanthoxylum bungeanum, add a little water, and simmer for 6 minutes. When the temperature is low, soak pepper water with cotton and apply it to the affected area for 2 ~ 3 days.

Prescription 2: scrape the surface with cucumber, or rub prickly heat with mashed towel gourd leaves, 2 ~ 3 times a day, and the curative effect can be seen in a few days.

Prescription 3: For heavier prickly heat, you can take 1 serving of licorice powder, 2 portions of talcum powder and rubbing prickly heat.

Prescription 4: clove 100g, purslane 200g decocted in water and washed externally.

Prescription 5: Ten drops of water cure miliaria.