Clinical description of the first case of Kawasaki. The patient was a 4-year-old Japanese boy who was hospitalized on the sixth day of illness in January 1961 with fever and associated signs and symptoms. An unusual feature of this patient was the Coombs-positive hemolytic anemia that Kawasaki never saw again in subsequent patients with the clinical syndrome. Temperatures are in degrees centigrade. im indicates intramuscularly; iv, intravenously; ESR, erythrocyte sedimentation rate; CRP, C-reactive protein; ASLO, antistreptolysin O; Hb, hemoglobin concentration; R, red blood cell count; W, white blood cell count; E, eosinophils; B, basophils; St, immature neutrophils (stabs); Seg, neutrophils; L, lymphocytes; M, monocytes; II, icterus index; TB, total bilirubin; Dir, direct bilirubin; Ind, indirect bilirubin. Adapted from Kawasaki (N. Tanaka, personal communication, 1999); translation by Chisato Shimizu.