Headache as an early symptom of lethal stroke.
D000208:Acute Disease; D017809:Fatal Outcome; D006261:Headache / Q000209:etiology*; D006801:Humans; D008279:Magnetic Resonance Imaging; D008297:Male; D008875:Middle Aged; D020521:Stroke / Q000150:complications* / Q000175:diagnosis*