(A) Multiple sterile pustules surrounded by fiery-red erythema who had fever and leukocytosis. In contrast to the disseminated pustules in Figure 23-2, here the pustules show a tendency for grouping and confluence. Differential diagnosis includes von Zumbusch pustular psoriasis (compare with Fig. 3-12). (B) Pustules are often noted in the axilla and skin folds.