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What causes a skin rash?
What factors affect the location and distribution of a rash?
What causes skin rashes & oozing?
Mar 27, 2024 · Rashes have a variety of causes, from bug bites to chickenpox to severe conditions like cellulitis.
Nov 17, 2023 · Rashes can happen for many reasons, including skin infections, allergies, and medications. They can also result from bacterial, fungal, viral, or parasitic infections and other diseases. In this...
- You have a fever. A fever is a key sign that rash should be looked at by a doctor. It could be a sign of an allergic reaction. A fever along with your rash could also indicate an infection such as
- The rash is spreading. A rash that is spreading is another sign it’s time to seek medical care. A rash that is spreading quickly might be a medical emergency.
- The rash area hurts. A painful rash should be looked at by a medical professional. It could be infected or a sign of conditions such as shingles. It’s best to also keep an eye on any rash that isn’t painful but that is tender when you press on it.
- The rash came on suddenly. A rash that comes suddenly may be an allergic reaction to a medication. Sometimes, a rash can develop in the first few weeks after you start a new medication.
Apr 23, 2020 · The main cause is dermatitis, which is when your skin reacts to allergens or irritants. Bacteria, viruses, allergens and conditions including eczema, hives, and psoriasis can be the source of skin rashes. A variety of treatments can relieve your symptoms and get rid of the rash.
Mar 25, 2024 · A skin rash is irritated or swollen skin caused by any reason, such as heat rash or hives. Skin rashes have many causes and vary widely in appearance. For example, they can be dry, moist, bumpy, smooth, cracked, and/or blistered and may involve itching, pain, color changes, or pus and oozing if infected.
Considerations. Often, the cause of a rash can be determined from how it looks and its location and symptoms. Skin testing, such as a scraping or biopsy, may also be used to help with diagnosis. Sometimes, the cause of the rash remains unknown. Causes. A simple rash is called dermatitis, meaning inflammation of the skin.
Oct 6, 2023 · Rashes can be caused by various skin conditions, including: Fungal, bacterial, or viral infections such as ringworm, impetigo, and shingles. Autoimmune disorders such as lupus, psoriasis, and dermatomyositis. Environmental factors such as heat, humidity, and exposure to extreme weather conditions.
