What does a heat rash look like?

What does the prickly heat look like? Heat rash is a kind of sweat rash or miliaria, which is the most common acute skin inflammation in summer. When the temperature around the body is too high, a local rash will appear on the skin. Let's see what a heat rash looks like.

What is the heat rash like? Photo 1 prickly heat is an acute inflammation of the skin, showing an itchy rash. It occurs when sweat glands are blocked by exposure to high temperature or overheating (usually in a hot and humid environment), mainly in summer, especially in the youngest children. People with acute heat rash usually have rashes, itching and blisters. There is no danger to life, but you'd better see a doctor to check the rash.

Heat rash mainly occurs in the parts where sweat stays: neck, armpit, forehead, upper body and limbs.

Symptoms pictures and initial symptoms of heat rash and miliaria

Papule is the most obvious initial symptom of heat rash.

The most obvious initial symptom of identifying heat rash is papule, that is, a small red rash that appears on the skin. They usually itch and cause irritation. You may want to scratch your skin, but this will aggravate the symptoms. Although papules can appear in any part of the body, most of them appear in the chest, elbow and scrotum.

Papules may also appear in many parts of the body. If you wear tight clothes, you are more likely to get acne; Similarly, it is important to ventilate this part regularly to ensure that the skin pores do not sweat, which is also very important.

folliculitis

Folliculitis is one of the symptoms of heat rash.

Folliculitis is another possible symptom of heat rash. This means that hair follicles are blocked by foreign bodies, leading to inflammation. Folliculitis can occur anywhere in the hair follicle. To diagnose folliculitis, look at the papular red lump with a strand of hair in the middle. You may also feel discomfort, swelling and pain. If you like to take a bath often, you are more likely to get folliculitis. There are some places you should pay attention to, such as abdomen and arms. Antibiotics or ointments can treat this situation.

Burning sensation

Burning sensation is another symptom of heat rash.

Some people have a burning sensation, which is another symptom of heat rash. Because this feeling will spread rapidly, it may attract the attention of the affected individuals. Burning sensation is the result of gland secretion between different skin layers caused by sweat gland obstruction. Even if this symptom spreads quickly, it can disappear within a few hours, especially when the stimulus is no longer active. In order to reduce the possibility of burning skin, you should stay away from hot and humid places for a long time.

blush

The most obvious symptom of red heat rash is redness or inflammation.

There are some subtypes of heat rash, one of which is red heat rash, which is caused by sweat secretion in the lower layer of skin. The most obvious symptom of red heat rash is redness or inflammation. Some people will also have lesions, and in most cases itching and irritation will occur. If sweat is produced in a hot environment, the sweat glands are still blocked, and the symptoms will be very serious. The visible initial symptoms caused by heat rash are similar to polycythemia, which is a dangerous skin disease.

bubble

Blister is one of the symptoms of heat rash.

Some people may notice blisters on their skin if they are infected with a heat rash. Blisters can affect patients with heat rash characterized by sweat gland obstruction. In these cases, a rash is unlikely to occur. Because it is close to the upper layer of the skin, blisters hardly cause any symptoms and look like small water droplets.

However, in some rare cases, the appearance of blisters can lead to specific complications, including itching and burning pain. Even if you don't have any worrying symptoms, it's good to receive a professional diagnosis from a doctor.

Common symptoms and signs of heat rash

Edema, erythema, malaise, itching, pustule sweating.

What is the heat rash like? Picture 2 Because the symptoms of eczema and prickly heat are similar, it is not surprising that many parents confuse the difference between prickly heat and eczema. Are common skin diseases that cause severe itching. Don't worry, because we have enriched the key differences between heat rash and eczema here.

The main difference between heat rash and eczema is that heat rash is caused by overheating, while eczema is caused by allergens in the environment. These allergens include dust or detergents. Secondly, heat rash heals faster. In addition, they can all be triggered by intense heat.

Signs of eczema

Eczema facial picture

It can be a red angry lump, itchy spots or a dry scaly rash around the face, mouth, eyes, neck, upper body, arms or legs.

Eczema, technically a rash. Under normal circumstances, children will have rashes before the age of 5, while in infants, rashes usually appear in specific parts such as cheeks and scalp. Similarly, it is concentrated not only in these areas, but also in other parts of the body. Eczema manifests itself in various ways on the baby's skin. Sometimes it is dry, thick and scaly. Sometimes, it looks like a red lump. It is important that you remember not to scratch too much, or you may get infected. Usually, eczema comes and goes. Of course not contagious. Therefore, when itching occurs, try to find a cure, so that you won't be tempted to scratch. Children are usually regarded as a challenge, especially for parents, because they tend to scratch constantly, which may lead to ugly skin problems.

Treatment of eczema

Oral cavity, cheek and chin area: use vaseline, 1% hydrocortisone cream or breast milk to relieve inflammation.

Bathing a baby is a mild detergent. Look for products suitable for sensitive skin.

Moisturize your baby with an emulsion or cream approved by dermatologists.

Signs of heat rash

Hot rash shoulder picture

There are tiny protrusions in the folding area, such as elbows, behind knees or neck. However, the upper chest and back are also prone to rashes.

Your baby becomes irritable.

On the other hand, a heat rash is the eruption of a lump on the skin. It is red most of the time, especially fair skin. This is common in babies, but children of all ages may get it. The important information you should pay attention to is that this is due to heat. Rash usually appears in skin folds, such as the inside of elbow, neck, armpit and the back of knee. It can also appear in other parts where clothes fit, such as crotch, buttocks, chest and abdomen. If the baby often wears a hat, it may also appear on his forehead or scalp. Your skin has sweat glands, and if these are blocked by pores, it will produce prickly heat. Children's pores are relatively small, so they are accompanied by the development of heat rash. Simply put, hot and humid weather is the culprit, because your child will sweat a lot. In winter, if your child wears too many clothes and makes him sweat a lot, he may have a heat rash.

Treatment of heat rash

Keep baby's skin cool. In the case of winter heat rash, avoid too much or too tight. If possible, try to use breathable blankets Try to keep your baby naked most of the day in summer.

Bathe your baby with mild products to prevent further irritation to the skin.

Use calamine lotion or 1% hydrocortisone cream to relieve itching.

finally

To understand the difference between heat rash and eczema, please consider the appearance and location of the rash. If your baby has dry scaly red patches around his eyes, it must be eczema. When your baby has an angry red lump, which may be a heat rash or eczema, you will know what the reason is, depending on its persistence. However, if the symptoms are very similar, please try to eliminate the cause of each symptom until a reasonable conclusion is reached.

If the baby's condition deteriorates, it is recommended to take the baby to see a pediatrician or dermatologist for further measures. On the other hand, if you are not sure about the difference between heat rash and eczema, you can try to ask relevant experts.

What does a heat rash look like? Fig. 3: Preliminary symptoms of further heat rash.

The most typical symptom of heat rash is an acute rash with inflammation, which is characterized by blisters, papules or nodules. Usually, irritation is accompanied by severe itching. The cuticle of the epidermis becomes edema.

The blockage of sweat duct can have different degrees, and according to the depth of blockage, various types of lesions will appear.

Crystalline miliaria-Obstruction and inflammation are confined to the superficial layer of epidermis, and sweat remains under the stratum corneum. This form will produce hundreds of small transparent blisters, which will burst easily with a light press.

Red prickly heat-this is another situation, which is caused by sweat staying in the epidermis and deep dermis. Characterized by erythema and pruritic papules located on the epidermis.

Deep miliary rash-this causes the obstruction to occur at a deeper position, at the entrance of the catheter at the dermal-epidermal junction, leading to nodules or large papules, which are usually painful.

The diagnosis of heat rash is based on the identification of clinical symptoms and induced causes of rash.

Treatment includes cooling and drying the affected area. In order to promote the disappearance of heat rash, it is important to avoid the situation that leads to it. For example, in a hot and humid climate, it is best to stay in an air-conditioned environment and wear breathable clothes.

In some cases, topical ointment or cortisone lotion may be needed for local treatment. For most people, prickly heat powder is an effective and low-cost treatment. It usually consists of talcum powder, but other ingredients can also be mixed. Although prickly heat powder itself can't treat prickly heat, it can help reduce the severity of symptoms such as irritation and itching. If the symptoms get worse, please do not use.

As the saying goes, heat rash is sweat rash or miliaria, which is the most common acute skin inflammation in summer. Due to the blockage of sweat pores, the treatment can start from the following points:

1, change living habits: wash your skin frequently, keep it dry and clean, and wear loose and breathable clothes to help your skin dissipate heat;

2, external use: mainly for the purpose of cooling and relieving itching, external lotions such as calamine lotion and common Huanglian powder;

3, oral medication: if itching is obvious, oral antihistamines, such as terfenadine, cetirizine hydrochloride; If prickly heat is purulent and infected, oral antibiotics, such as amoxicillin, need to be combined;

4, Chinese medicine treatment: you can take some Chinese medicines that clear away heat, detoxify and promote diuresis, such as honeysuckle. It also has a certain relief effect on heat rash.