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Urticaria Pigmentosa Information: Symptom, Urticaria Pigmentosa treatment

What are Urticaria Pigmentosa

Urticaria pigmentosa is a rare skin disorder that is a localized (cutaneous) form of mastocytosis.Urticaria pigmentosa most often affects infants, with the first patches appearing at a few months of age.

In urticaria pigmentosa, one can demonstrate the presence of mast cells by rubbing one of the brown patches. Within a few minutes, the rubbed area becomes reddened, swollen and itchy. This is known as Dariers sign, and confirms the presence of mastocytosis.

In urticaria pigmentosa, the rash consists of reddish-brown spots that turn into hives when they are rubbed hard or scratched. Sometimes the spots will blister.

Urticaria Pigmentosa Cause

Urticaria pigmentosa is one of several forms of mastocytosis, which is caused by excessive numbers of inflammatory cells (mast cells) in the skin. Here are the list of some causes:

excessive numbers of inflammatory cells (mast cells) in the skin
systemic mastocytosis (involvement in organs other than the skin)
headache
diarrhea
a rapid heartbeat
even fainting .

Urticaria Pigmentosa Symptom

Here are the list of Urticaria Pigmentosa Symptom

Diarrhea
Fast heart rate
Headache
Fainting

Urticaria Pigmentosa Treatment

Antihistamines may relieve some of the histamine-induced symptoms such as itching and flushing.

Patients with urticaria pigmentosa should avoid aspirin, codeine, opiates, procaine, alcohol. polymyxin B, hot baths, and vigorous rubbing after bathing and showering. These can release histamine which can cause itching, flushing and hives.

Potent steroid creams applied for several months under occlusion can reduce itching and unsightliness, but the patches tend to recur within a few months. Topical steroids are only suitable for limited areas.

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