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Table 2: 
Imaging findings in 16 patients with intracranial hypotension
Pt No. tce sdf bs cer ang sag Sag Ratio dil bg enl
1 n.d. y n.d. n.d. n.d. n 0.83 n.d. + n.d.
2 n.d. y n.d. n.d. n.d. y 0.90 n + n.d.
3 n.d. y n y 88 y 0.92 n ++ n.d.
4 n.d. y n n n.d. n 1.00 n.d. + y
5 n.d. n n.d. n.d. n.d. y 1.15 n.d. + n.d.
6 n.d. n n.d. n.d. n.d. y 0.92 n.d. + n.d.
7 n.d. n n.d. n.d. 70 n 1.09 n.d. ++ n.d.
8 n.d. y n.d. n.d. n.d. y 1.00 n.d. + n.d.
9 n.d. n n.d. n.d. 58 y 0.83 n.d. ++ n.d.
10 n.d. n n y n.d. n 0.87 n.d. ++ n.d.
11 n.d. n y y 44 y 1.11 n +++ y
12 n.d. n y y n.d. y 0.88 n ++ n.d.
13 n.d. n n.d. n.d. n.d. y 0.92 n.d. + n.d.
14 n y y y 102 y 1.00 n + n
15 n y y y 130 n 0.96 n +++ n
16 y y y y 105 y 1.00 y ++ n.d.

Note:—tce indicates dural thickening and enhancement; sdf, subdural fluid collections; bs, brain stem hyperintensity; cer, cerebellar hyperintensities; ang, angle of vein of Galen to straight sinus; sag, brain sagging; sag ratio, maximal anterior-posterior midbrain diameter divided by maximal bipeduncular diameter; dil, dilation of intracranial dural sinuses and/or spinal epidural plexuses; bg, hyperintense thalamic/basal ganglia signal; enl, enlargement of pituitary gland; y, yes; n, no; n.d., not determinable.