In some cases, the rash may cause no more than a small amount of itching and general discomfort. However, some types of rash can be extremely painful.
There is no single cause for experiencing a rash on the back. Fortunately, just about all causes can be successfully treated with proper medical care. Sometimes, the rash is caused by the development of some type of reaction to an illness. It is not unusual for people with measles or chicken pox to also find themselves with a rash on their backs. This is particularly true when adults develop either of these conditions.
Often, the eruptions on the skin can cause a great deal of itching. The itching can be eased by applying a topical antibiotic cream every few hours until the health crisis has passed. Type of skin pigmentation disorder include:. This is a common skin condition that usually affects facial skin and causes brown patches.
It affects women more often than men. Triggers of melasma can include sun exposure and hormonal changes. This disease can affect any part of the body. It causes the cells that produce melanin, known as melanocytes, to stop working correctly, which results in patches of lighter skin.
The exact cause of vitiligo is unknown, but a problem with the immune system may be responsible. Post-inflammatory hyperpigmentation or hypopigmentation. This is a temporary increase or decrease in skin pigment following skin trauma, such as a blister or burn. People with albinism do not produce enough melanin. This leads to little or no pigment in the skin, hair, or eyes. Albinism is a genetic disorder, meaning that a person inherits a faulty gene from one or both of their parents.
Undiagnosed or untreated diabetes can also cause changes in the skin, such as:. If discolored skin patches appear suddenly and then disappear, there may be a simple explanation. If a new patch of discolored skin appears and does not go away, it is best to see a doctor. It is also important to seek medical attention if a mole changes size, shape, or texture. The doctor may examine the affected skin under a lamp.
They may also need to carry out further tests, such as blood tests and a skin biopsy. The skin biopsy will involve the doctor taking a small sample of skin and examining it under a microscope. If a person has an underlying health condition, the doctor will recommend the best course of treatment for that condition. Treating the underlying condition often resolves any associated skin problems.
If the underlying cause is skin cancer, it is vital that the person has treatment as soon as possible. Birthmarks and skin pigmentation disorders do not usually require treatment. Tinea manuum is often mistaken for other skin conditions that affect the hands. It is important to be able to tell these conditions apart so that people receive the correct treatment.
It is always best to speak to a doctor to get a diagnosis. However, looking for some distinguishing features may help people tell tinea manuum apart from other conditions. Infections caused by dermatophytes are not uncommon. Every person has an estimated risk of 10 to 20 percent of being affected by one during their lifetime. For example, the feet or the groin. According to the American Family Physician , a dermatophyte fungal infection can spread from:.
Healthy skin is tough and waterproof and can withstand fungi and microbes and usually heals quickly after injury. This means that when it comes into contact with fungi, it can become infected. Dermatophytes are a type of fungi that can infect the outer layers of the skin. They produce a special enzyme called keratinases. This enzyme digests the keratin protein that makes the skin strong. This allows the fungi to grow on the skin and spread, causing a rash to appear.
These include:. Antifungal treatments are available for purchase over-the-counter or online. There are some precautions people can take to try to avoid their hands becoming infected with fungus. The outlook for tinea manuum is good as fungal infections are usually easy to treat.
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