Forking of the aqueduct in an adult.
D001930:Brain Injuries; D002533:Cerebral Angiography; D002535:Cerebral Aqueduct / Q000000981:diagnostic imaging* / Q000293:injuries / Q000473:pathology; D014695:Cerebral Ventriculography; D005260:Female; D006801:Humans; D008875:Middle Aged; D011011:Pneumoencephalography; D014054:Tomography