Cerebral Venous Thrombosis incidence - 1/100 000 inhabitants accounts for 0.5% to 1% of all
strokes Cerebral venous infarkt – due to
occlusion of cerebral veins or sinuses and consequent tissue congestion
it disproportionally affects women who are pregnant or taking oral contraceptives and people 45 years and younger.
Cerebral Venous Thrombosis
Infection etiology (70% of patients - Staphylococcus aureus, Streptococcus pneumoniae, gramnegative bacterias). Focal head infections - sinusitis, meningitis,
teeth diseases, otitis, tonsilitis, furunkul, open head injury
Generalized infections - endokarditis, tuberkulosis, pneumonia, hepatitis, aspergilosis, AIDS.
Cerebral Venous Thrombosis Non infections factors
Generalized – contraception, dehydratation malignancy Systemic diseases - SLE, Wegener granulomatosis, Crohn
disease Thrombophilia Pregnancy and puerperium
Cerebral Venous Thrombosisclinical findings
Subacute onset, symptoms from the teritory in which thrombosis is present
cefalea, nauzea s vomitus Hemiparesis, paraparesis, (sinus sagitalis superior) Aphasia, ataxia, chorea, hemianopsy, epileptic seazure
(42-79% of patients) Oedema of the n.II papila, cranial nerves lesions (n.VI,
VII, VIII) bulbus jugularis - foramen jugulare syndrom (lesion of
IX-XII nerves)
Cerebral Venous Thrombosis sinus cavernous (SC)
trombosis Trias: conjuctival
chemosis, ptosis, painful ophtalmoparesis
Fewer Visual disturbances exophtalmus
Cerebral Venous Thrombosis
sinus sagitalis superior thrombosis Unilateral hemiparesis, later bilateral Central monoparesis of lower extremity or central
paraparesis of lower extremities
cortical vein thrombosis Rare Focal deficit – aphasia, hemiparesis,
hemihypestesia, hemianopsy, etc.
Cerebral Venous Thrombosis
CSF - proteino-cytologic association asociácia
Proteins, erytrocytes, monocytes and polynuclears
10% - normal CSF MRI