Table 5 Transcranial sonography findings in CVT patients compared to healthy control

Basal vein:

Mean flow velocity (MFV)

a) Right

b) Left

20 +/-9.35

18.6 +/-8.03

(10–43)

(9–33)

9.34+/-1.17

11.65+/-1.65

(8–12)

(8–13)

< 0.001^a

End diastolic velocity (EDV)

a) Right

b) Left

17.5 +/- 7.94

17.5 +/- 7.10

(10–38)

(8–29)

6.89+/-0.75

10.55+/-1.08

(6–8)

(9–12)

< 0.001^a

Peak systolic velocity (PSV)

a) Right

b) Left

18.8 +/-10.92

19.9 +/-6.96

(8–48)

(10–33)

9.9+/-1

12.91+/-1.28

(9–12)

(11–15)

< 0.001^a

Deep middle cerebral vein:

Mean flow velocity (MFV)

a) Right

b) Left

18.89+/-11.42

18.56+/-4.56

(9–44)

(12–26)

9.9+/-1

12.91+/-1.28

(9–12)

(11–15)

< 0.001^a

End diastolic velocity (EDV)

a) Right

b) Left

17.11+/9.59

20+/-5.79

(7–35)

(9–27)

7.56+/-1.52

11.34+/-1.43

(6–10)

(9–13)

< 0.001^a

Peak systolic velocity (PSV)

a) Right

b) Left

18.89+/-11.42

18.56+/-4.56

(9–44)

(12–26)

9.9+/-1

12.91+/-1.28

(9–12)

(11–15)

< 0.001^a