Fig. 6From: Brain stem herniation secondary to cerebrospinal fluid drainage in ruptured aneurysm surgery: a case reportT1-weighted mid-sagittal MRI performed on post-operative Day 5 (a). Compared with age-matched normal brain MRI (b), it demonstrated 1 an oval shaped pons, 2 downward migration of the splenium, 3 vertical shaped anterior wall of the 4th ventricle and 4 narrowing of the interpeduncular and prepontine cisternsBack to article page