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Insect “Bite,” Superficial Pruritic Urticarial Papules and Plaques of Pregnancy (PUPPP) 1. Breadth of infiltrate of inflammatory cells often less than 2.0 mm in greatest diameter 1. Infiltrate of inflammatory cells usually extends across the entire breadth of a specimen taken by 4.0 mm punch technique 2. Infiltrate of inflammatory cells wedge-shaped usually 2. Infiltrate […]