Fig. 2From: Ultrasonic optic nerve sheath diameter can be used as a diagnostic measure after accidental dural puncture during cesarean section: a case reportCompared with Figure a, the unclear portion of the superior sagittal sinus had no significant change, but the left parietal cortex swelling was decreased. a: the 1st day after admission (before EBP); b: the 3rd day after admission (after EBP). EBP: epidural blood patchBack to article page