The most common symptom in urticaria pigmentosa is pruritus , which may be treated with [H.sub.1] receptor antagonists.
Liver transplantation may be considered in response to liver failure, or if the patient has uncontrollable pruritus or severe osteoporosis.
There is no effective treatment for pityriasis rosea, except that patients who experience severe pruritus may benefit from topical corticosteroids and oral antihistamines.
When the lesions are rubbed, they manifest erythema, edema, pruritus , and occasional bullae formation.
Latex allergic reactions range from pruritus to erythematous, weeping lesions.
An area of local edema becomes a pruritic macule or papule, which enlarges and ulcerates after one to two days.
Urticaria, or ‘hives,’ is characterized by pruritic , white or erythematous, nonpitting edematous plaques.
On re-exposure, patients develop an acute, pruritic , eczematous dermatitis, often with blisters in a linear configuration at the site of contact.
Urticaria is characterized by pruritic , edematous, well-circumscribed, erythematous plaques that are transient over several hours.
Allergic forms usually present acutely with erythematous, pruritic , edematous and exudative lesions, while contact dermatitis often has a more insidious onset with lichenification.