Each kind of dermatitis has various signs and tends to take place on a various part of the body. It’s possible to have more than one type at a time.

Dermatitis likewise is called eczema. Signs consist of itching, flaky skin, an inflamed rash, exuding blisters and dandruff-like scaling. The condition is not passed from individual to individual.

Learn more about the signs of typical kinds of dermatitis.

Tension dermatitis

Tension dermatitis

Typical signs of tension dermatitis are:

  • Thickened, tarnished skin on the ankles or shins.
  • Itching.
  • Open sores, possibly with exuding and crusting.
  • Swelling.

Tension dermatitis takes place when varicose veins or other circulatory conditions trigger fluids to develop in the lower legs. The swelling produces pressure below the skin and slows the circulation of blood and oxygen to the skin.

Allergic contact dermatitis

Allergic contact dermatitis

Typical signs of allergic contact dermatitis are:

  • Itching.
  • Bumps and blisters, often with exuding and crusting.
  • Inflamed rash.

Allergic contact dermatitis results when the skin touches compounds that it’s delicate to. These compounds are called irritants. The rash generally impacts just the location that entered contact with an irritant. Typical irritants are fragrances, individual care items, toxin ivy, ragweed pollen and nickel, which is utilized in fashion jewelry and other products.

Atopic dermatitis

Atopic dermatitis

Typical signs of atopic dermatitis are:

  • Dry, split skin.
  • Itching.
  • Raw skin from scratching.
  • Little, raised bumps, on brown or Black skin.
  • Exuding and crusting.
  • Thickened skin.

Atopic dermatitis likewise is called eczema. It frequently happens in the folds of the elbows, behind the knees and on the front of the neck. It can flare and after that clean up for a time.

Irritant contact dermatitis

Irritant contact dermatitis

Typical signs of irritant contact dermatitis are:

  • Irritation.
  • Bumps and blisters, in some cases with exuding and crusting.
  • Inflamed rash.

Irritant contact dermatitis establishes when the skin enters contact with particular things that trigger a rash. Irritant contact dermatitis is various from allergic contact dermatitis however shares some functions. Some individuals respond to strong irritants after simply one direct exposure. Others might establish a rash after duplicated contact with even moderate irritants. Typical irritants are solvents, bleach, soap and hair items.

Neurodermatitis

Neurodermatitis

Typical signs of neurodermatitis are:

  • A scratchy, flaky skin spot or spots.
  • Thick, tough skin.
  • Raised, rough spots that are irritated or darker than the surrounding skin.

Neurodermatitis likewise is called lichen simplex chronicus. The more you scratch, the more it itches. It typically impacts locations that can be grabbed scratching– the scalp, neck, wrists, lower arms, ankles, vulva, scrotum and rectum.

Perioral dermatitis

Perioral dermatitis

With perioral dermatitis, little pus-filled bumps appear around the mouth. This kind of dermatitis likewise can impact the skin around the nose, cheeks and eyes. The specific reason for perioral dermatitis is unidentified, however the corticosteroid medication consisted of in some inhalers, nasal sprays and creams might contribute.

Seborrheic dermatitis

Seborrheic dermatitis

Typical signs of seborrheic (seb-o-REE-ik) dermatitis are:

  • Dandruff.
  • Patches of oily skin covered with flaky white or yellow scales or crust on the scalp, face, sides of the nose, eyebrows, ears, eyelids, chest, underarms or groin location or under the breasts.
  • Itchy rash.

Seborrheic dermatitis is typically discovered on oily locations of the body. It likewise can appear on the scalp as persistent, scratchy dandruff. In babies, this kind of dermatitis is referred to as cradle cap.

Dec. 19, 2023

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  2. AskMayoExpert. Atopic dermatitis. Mayo Clinic; 2022.
  3. AskMayoExpert. Contact dermatitis. Mayo Clinic; 2023.
  4. AskMayoExpert. Perioral (periorificial) dermatitis. Mayo Clinic; 2023.
  5. Lichen simplex chronicus. Merck Manual Professional Version. https://www.merckmanuals.com/professional/dermatologic-disorders/dermatitis/lichen-simplex-chronicus. Accessed Nov. 6, 2023.
  6. Kelly AP, et al. Atopic dermatitis and other eczemas. In: Taylor and Kelly’s Dermatology for Skin of Color. Second ed. McGraw Hill; 2016. https://accessmedicine.mhmedical.com. Accessed May 9, 2022.
  7. Kelly AP, et al., eds. Seborrheic dermatitis. In: Taylor and Kelly’s Dermatology for Skin of Color. Second ed. McGraw Hill; 2016. https://accessmedicine.mhmedical.com. Accessed Nov. 6, 2023.
  8. Dinulos JGH. Atopic dermatitis. In: Habif’s Clinical Dermatology. 7th ed. Elsevier; 2021. https://www.clinicalkey.com. Accessed Nov. 7, 2023.
  9. Dinulos JGH. Contact dermatitis and spot screening. In: Habif’s Clinical Dermatology. 7th ed. Elsevier; 2021. https://www.clinicalkey.com. Accessed Nov. 7, 2023.
  10. Dinulos JGH. Psoriasis and other papulosquamous illness. In: Habif’s Clinical Dermatology. 7th ed. Elsevier; 2021. https://www.clinicalkey.com. Accessed Nov. 6, 2023.
  11. Tension dermatitis. Merck Manual Professional Version. https://www.merckmanuals.com/professional/dermatologic-disorders/dermatitis/lichen-simplex-chronicus. Accessed Nov. 7, 2023.

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