Horizontal scanning of the head with ultrasound.
D000293:Adolescent; D000328:Adult; D001921:Brain; D001927:Brain Diseases / Q000175:diagnosis; D002648:Child; D004453:Echoencephalography / Q000295:instrumentation*; D005260:Female; D006801:Humans; D007101:Immersion; D008297:Male; D008875:Middle Aged; D012886:Skull; D014465:Ultrasonics / Q000295:instrumentation*