1. Neutrophilic urticarial dermatosis: a variant of neutrophilic urticaria strongly associated with systemic disease. Report of 9 new cases and review of the literature.

2. Also common: an itchy rash called PUPPP (pruritic urticarial papules and plaques of pregnancy), which may show up in the third trimester.

3. Most of the reactions were mild and of the urticarial type.

4. In 1,620 transfusions observed at the 46th Army Surgical Hospital (8209th MASH), there were only four urticarial reactions and no reactions due to incompatibility.

5. Objective To explore the clinical features and mechanism of urticarial vasculitis.

6. Method Data of clinical appearence and laboratory examinations of 16 patients with urticarial vasculitis were analysed.

7. The characteristic skin lesions present large and tense blisters arising on normal, erythematous, or urticarial bases and most commonly involve lower abdomen, inner thighs and flexural areas.