Mushroom Misery
Shiitake dermatitis is a big price to pay for the joy of shiitake mushrooms. The dermatitis consists of intense itching that occurs shortly after ingesting raw or undercooked shiitake mushrooms. Characteristic of the rash are raised, red streaks which is also called “flagellate erythema” because it literally looks like the sequela of being whipped. Other than this characteristic appearance, the dietary history is the cue to diagnosis. It responds quickly to oral antihistamines and/or steroids. It is prevented by adequate…