Clinical characteristics of cerebral venous sinus thrombosis

Article Figures & Data

Table 1

Presenting symptoms/signs and parenchymal lesions on CT/MRI scan in 19 patients with CVST.

Variable	n	(%)
Symptoms/signs
Headache	16	(84.2)
*Seizures*	6	(31.6)
Generalized	2	(10.5)
Focal	4	(21.1)
*Focal deficits*	11	(57.9)
Motor	10	(52.6)
Sensitive	1	(5.3)
Altered consciousness	1	(5.3)
*Parenchymal lesions on CT/MRI scan*
Normal	6	(31.6)
Non-hemorrhagic venous infarct	6	(31.6)
Hemorrhagic venous infarct	5	(26.3)
Intracerebral hemorrhage	2	(10.5)

Table 2

Sites of involvement in 19 patients with CVST.

Variable	n
*One site*	4
Superior sagittal sinus	2
Transverse	1
Sigmoid	1
*Two sites*	8
Superior sagittal + transverse	1
Transverse + sigmoid	7
*Three or more sites*	7
Superior sagittal + transverse + straight + sigmoid	1
Superior sagittal + transverse + deep veins	1
Superior sagittal + transverse + sigmoid	5
Total	19

Table 3

Risk factors in 19 patients with CVST.

Risk factors	n
Unknown	2
*Thrombophilia*	8
Hyperhomocysteinemia	4
Protein C deficiency	1
Protein S deficiency	3
*Systemic disorders*	4
Systemic lupus erythematosus	1
Thyroid disease	1
Kidney transplantation	1
Hepatic dysfunction	1
Tumor^*	2
*Infection*	9
Central nervous system	1
Ear, sinus, mouth, face, and neck	8
Puerperium	2
*Drugs*	3
Oral contraceptives	1
Immunosuppressor	2

↵* Includes 2 gastrointestinal carcinomas CVST - cerebral venous sinus thrombosis