Shiitake mushroom dermatitis

Shiitake Mushroom Dermatitis

Shiitake Mushroom Dermatitis (pronunciation: shee-TAH-kee) is a type of contact dermatitis that occurs as a result of consuming or handling Shiitake mushrooms.

Etymology

The term "Shiitake" is derived from the Japanese words "Shii" (a type of tree on which these mushrooms grow) and "take" (mushroom). The term "Dermatitis" is derived from the Greek words "derma" (skin) and "-itis" (inflammation).

Definition

Shiitake Mushroom Dermatitis is a skin condition characterized by a rash that develops after consuming or handling Shiitake mushrooms. The rash is typically red, itchy, and may have a linear or flagellate pattern. This condition is also known as Flagellate Dermatitis or Toxicoderma, due to the characteristic pattern of the rash.

Symptoms

Symptoms of Shiitake Mushroom Dermatitis include:

• Red, itchy rash
• Swelling
• Blisters
• Fever
• Headache

Causes

Shiitake Mushroom Dermatitis is caused by a reaction to a compound called lentinan, which is found in raw or undercooked Shiitake mushrooms. Lentinan is a type of polysaccharide that can cause an inflammatory response in the skin.

Treatment

Treatment for Shiitake Mushroom Dermatitis typically involves:

• Avoiding further contact with Shiitake mushrooms
• Topical corticosteroids to reduce inflammation and itching
• Oral antihistamines to relieve itching

Prevention

Prevention of Shiitake Mushroom Dermatitis involves avoiding consumption or handling of raw or undercooked Shiitake mushrooms. Cooking the mushrooms thoroughly can help to break down the lentinan and prevent a reaction.

Related Terms

• Contact Dermatitis
• Flagellate Dermatitis
• Toxicoderma
• Polysaccharide
• Corticosteroids
• Antihistamines

External links

• Medical encyclopedia article on Shiitake mushroom dermatitis
• Wikipedia's article - Shiitake mushroom dermatitis

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