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Shiitake mushroom dermatitis is an intensely itchy dermatitis characterized by disseminated 1mm erythematous micropapules seen in a linear grouped arrangement secondary to Koebnerization due to patient scratching. [1] It is caused by the ingestion of shiitake mushrooms and was first described in 1977 by Nakamura. [2]
Psychogenic pruritus typically appears as itching on the face and on the extensor surfaces of the body. This includes the back side of the arms, the abdomen, the side of the legs and the upper back and shoulders. These areas are more frequent because they are within hand's reach. [1]
Severe night sweats. Unexplained weight loss. Other common itchy armpit causes. More likely than not, when you’re hit with a random, overwhelming itch, it can be attributed to one of these ...
Itch; A man scratching his back: Specialty: Dermatology: Symptoms: Compulsion to scratch an irritated area of skin: Causes: Certain infections, allergies, blood derangements and environmental factors: Risk factors: Dry skin: Diagnostic method: Often based on the causes of itching: Differential diagnosis: Pain: Treatment: Antipruritics, phototherapy
The back, legs, arms, scalp, and genitalia are areas of the body that are commonly affected by senile pruritus. [3] According to a study, most of the people who experience pruritus daily have increased itching sensations and other associated symptoms during the night. Most studies reveal that senile pruritus is more common in men than women. [3]
Dr. Halim says another popular reason your nose may itch has to do with your sinuses. “Having a sinus infection and inflammation can cause itching as a result of dryness or congestion,” she ...
Dermatographic urticaria is sometimes called "skin writing", as it is possible to mark deliberate patterns onto the skin. The condition manifests as an allergic-like reaction, causing a warm red wheal to appear on the skin. As it is often the result of scratches, involving contact with other materials, it can be confused with an allergic ...
A rash is a change of the skin that affects its color, appearance, or texture.. A rash may be localized in one part of the body, or affect all the skin. Rashes may cause the skin to change color, itch, become warm, bumpy, chapped, dry, cracked or blistered, swell, and may be painful.