A lethargic infant with fever and 'a drop of bloody stool'.
D003937:Diagnosis, Differential; D004630:Emergencies; D006801:Humans; D007077:Ileal Diseases / Q000175:diagnosis / Q000473:pathology; D007223:Infant; D007443:Intussusception / Q000175:diagnosis / Q000473:pathology; D008297:Male; D009780:Occult Blood; D012894:Sleep Stages / Q000502:physiology*