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Table 1: 
Prevalence of intracranial stigmata of hypotension
VDSSagHygSDHGadPit
SLEC-P
    No. of patients17151291717
    %817157438181
SLEC-N
    No. of patients10107289
    %10010070208090
  • Note:—Hyg indicates positive subdural hygromas over the convexity; Pit, pituitary engorgement; Sag, sagging appearance of the brain stem and posterior fossa structures; VDS, positive venous distension sign; Gad, gadolinium enhancement of the pachymeninges; SDH, patients who displayed subdural hemorrhage over the cerebral convexities.