Rash, Skin redness: 15 Possible Causes
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Rash
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What causes rash and skin redness? 15 possible conditions

See a list of possible causes in order from the most common to the least.

1

Contact Dermatitis

Contact dermatitis is a condition that makes skin red or inflamed after contact with a particular substance. Contact dermatitis is either the result of an allergen or an irritant. Allergic dermatitis usually appear...

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2

Allergic Eczema

When your body comes in contact with something that could make you ill, your immune system promotes chemical changes to help your body ward off disease. You are exposed to thousands of substances each day, and most wil...

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3

Dermatitis

If you've ever been out hiking in the woods, you probably know to avoid certain plants: poison oak, poison ivy, and poison sumac, for example. They're all off-limits, unless, of course, you want to suffer from ...

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4

Eczema

Eczema is a common skin condition caused by an overactive immune system. It is marked by itchy and inflamed patches of skin.

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5

Diaper Rash

Diaper rash is an inflammation of the skin on a baby's bottom, caused by excessive exposure to a soiled diaper. Skin on the genitals, buttocks, and thighs will look red, puffy, blistered, and sore.

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6

Stasis Dermatitis And Ulcers

Find detailed information on stasis dermatitis and ulcers, including causes, symptoms, treatment, and prevention.

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7

Drug Allergy Overview

This condition is considered a medical emergency. Urgent care may be required.

A drug allergy is an allergic reaction to a medication. Your immune system identifies the drug as foreign and acts to eliminate it from your body.

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8

Shingles

Shingles is an infection caused by the varicella-zoster virus, which is the same virus that causes chickenpox. Chickenpox can live on in your nervous tissues.

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9

Bites and Stings

Whether you're in the water, on a mountain trail, or in your backyard, wildlife you encounter have ways of protecting themselves and their territory. One method of defense involves biting or stinging. The wounds ca...

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10

Cellulitis

Cellulitis is a common bacterial skin infection. Cellulitis may first appear as a red, swollen area that feels hot and tender to the touch.

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11

Scarlet Fever

Scarlet fever is an infection that may develop after strep throat. It usually affects children between six and 15 years old. It can cause a rash that consists of small red bumps and feels like sandpaper.

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12

Chemical Burns

This condition is considered a medical emergency. Urgent care may be required.

Find information about chemical burns and how to prevent them. Learn about the causes, symptoms, and treatment of chemical burns.

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13

Ringworm of the Body (Tinea Corporis)

Ringworm is a contagious skin infection causing a small, itchy, ring-shaped rash. It is not caused by worms but rather a fungus.

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14

Accidental Poisoning by Soap Products

This condition is considered a medical emergency. Urgent care may be required.

If soap products with strong chemicals come in contact with skin, they may cause irritation, small holes, or even serious burns on the skin.

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15

MRSA (Staph) Infection

MRSA (methicillin-resistant Staphylococcus) is a type of contagious bacterial infection that is resistant to beta-lactam antibiotics. CA-MRSA typically causes lesions that are red, swollen, and painful to touch.

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This feature is for informational purposes only and should not be used to diagnose.
Please consult a healthcare professional if you have health concerns.
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