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Figure 1. A four-year-old boy was seen by the pediatrician because of difficulty sleeping and intense pruritus in the anal region, with a three-day history of local redness in the anal region. His mother had attempted to relieve the itching by washing the area with soap and water and applying a nonprescription cream. On examination, the boy looked healthy; did not have a fever, tonsillitis, or scarlet fever; and had no symptoms or signs except a sharply demarcated area of erythema, approximately 5 cm in diameter, around the anus. There was no satellite dermatitis elsewhere. A swab of the . . . [Full Text of this Article] |