Index of suspicion.
D002648:Child; D003937:Diagnosis, Differential; D013354:Empyema, Subdural / Q000175:diagnosis* / Q000453:epidemiology / Q000628:therapy; D005260:Female; D006396:Hematemesis / Q000209:etiology; D006801:Humans; D007231:Infant, Newborn; D008279:Magnetic Resonance Imaging; D008297:Male; D015508:Nasal Obstruction / Q000175:diagnosis*; D012852:Sinusitis / Q000453:epidemiology; D006475:Vitamin K Deficiency Bleeding / Q000150:complications / Q000175:diagnosis* / Q000628:therapy