Skin Lesions: Causes, Types, Risks, Diagnosis, and Treatments
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What causes skin lesion? 35 possible conditions

A skin lesion is a part of the skin that has an abnormal appearance compared to the skin around it. Two types of skin lesions exist: primary and secondary. Read more

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

1

Seborrheic Keratosis

Seborrheic keratosis is a type of harmless skin growth that bears a resemblance to skin cancer. Growths may have a wart-like surface and waxy appearance.

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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

Lichen Planus

Lichen planus is a common skin rash that is not contagious. Common symptoms may include lesions in the mouth, which may cause a burning sensation.

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4

Candida Fungus Skin Infection

Candida is a type of fungus that can cause an infection in your skin. In normal conditions, your skin may host small amounts of this fungus, but problems arise when it begins to multiply and creates an overgrowth...

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5

Erysipelas

Erysipelas is a bacterial infection in the upper layer of the skin. Learn about erysipelas symptoms, causes, treatment, and prevention.

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6

Carbuncle

See images of carbuncles, which are also called staph skin infections. Read how these are diagnosed, treated, and prevented.

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7

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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8

Acne

Your skin has tiny holes called pores that that can become blocked by oil, bacteria, and dirt. When this occurs, you may develop a pimple or "zit." If your skin is repeatedly affected by this condition, you may hav...

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9

Stasis Dermatitis And Ulcers

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

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10

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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11

Leprosy

Leprosy is a chronic, progressive bacterial infection that can cause disfigurement and disability if left untreated.

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12

What is Skin Cancer?

Skin cancer is primarily caused by ultraviolet (UV) radiation from sun exposure or from indoor tanning, though some people can develop skin cancer without being exposed to the sun

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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

Actinic Keratosis

Learn about the causes, symptoms, treatment, and prevention of actinic keratosis.

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15

Chickenpox

Also known as varicella, chickenpox is a virus that often affects children. It is characterized by itchy, red blisters that appear all over the body.

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16

Keloid Scar of Skin

Keloids are smooth, hard growths that sometimes form when scar tissue grows excessively. They are not harmful but may be much larger than the original wound.

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17

Acrodermatitis and Your Child

Acrodermatitis, or Gianotti-Crosti syndrome, is a common skin condition in children. Learn about its symptoms, causes, and treatment.

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18

Ichthyosis Vulgaris

Ichthyosis vulgaris, also known as "fish scale disease," is a generally genetic skin disease that causes dry, dead skin cells to accumulate in patches on the skin.

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19

Necrotizing Vasculitis

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

Necrotizing vasculitis is the inflammation of blood vessel walls. It can interrupt blood flow, causing skin, muscle, and blood vessel damage.

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20

Impetigo

Impetigo is a highly contagious skin condition. It usually occurs on the face, neck, and hands of young children and infants. It occurs rarely in adults.

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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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