Recorded CVT risk factors of 51 patients diagnosed with CVT in King Fahad Central Hospital, in Jazan region between 2010 and 2019:
| Risk factors | n | (%) |
|---|---|---|
| Infection of head and neck | 1 | (2) |
| Head trauma | 1 | (2) |
| Anemia | 26 | (50.98) |
| Dehydration | 1 | (2) |
| Obesity | 14 | (27.5) |
| Hypercoagulapathy status: | ||
| Hereditary thrombophilia | 2 | (3.9) |
| Protein C deficiency | 8 | (15.7) |
| Protein S deficiency | 29 | (56.9) |
| Anti-thrombin III deficiency | 7 | (13.7) |
| Factor V Leiden mutation | 1 | (2) |
| Anti-phospholipid syndrome | 11 | (21.7) |
| Systemic diseases: | ||
| Inflammatory bowel disease | 1 | (2) |
| Thyroid disease | 2 | (3.9) |
| Systematic Lupus Erythematosus (SLE) | 1 | (2) |
| Female-specific risk factors: | ||
| Pregnancy | 2 | (3.9) |
| Puerperium | 15 | (29.4) |
| Oral contraceptive pills (OCP) | 8 | (15.7) |
| Hormonal Replacement Therapy (HRT) | 1 | (2) |
| Unknown risk factors | 8 | (15.7) |
CVT - Cerebral Venous Thrombosis