Malignant hyperthermia.
D001921:Brain / Q000473:pathology; D002675:Child, Preschool; D005334:Fever / Q000150:complications*; D006801:Humans; D006849:Hydrocephalus / Q000150:complications*; D008198:Lymph Nodes / Q000473:pathology; D008297:Male; D011704:Pyelonephritis / Q000150:complications; D014068:Tonsillectomy / Q000009:adverse effects*; D014069:Tonsillitis / Q000150:complications*