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Published byKristin Daniels Modified over 9 years ago
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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.
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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.
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Cerebral Venous Thrombosis Non infections factors Generalized – contraception, dehydratation malignancy Systemic diseases - SLE, Wegener granulomatosis, Crohn disease Thrombophilia Pregnancy and puerperium
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Cerebral Venous Thrombosis clinical 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)
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Cerebral Venous Thrombosis sinus cavernous (SC) trombosis Trias: conjuctival chemosis, ptosis, painful ophtalmoparesis Fewer Visual disturbances exophtalmus
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Venous thrombosis
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Cerebral Venous Thrombosis Sinus cavernosus Exophtamus
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Cerebral Venous Thrombosis Sinus transversus
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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.
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Cerebral Venous Thrombosis Sinus sagitalis
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Cerebral Venous Thrombosis CSF - proteino-cytologic association asociácia Proteins, erytrocytes, monocytes and polynuclears 10% - normal CSF MRI
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Cerebral Venous Thrombosis Therapy Anticoagulants (heparin or LWMH) Later - p.o. anticoagulants (warfarin) - INR 2,0- 2,5 Usually 6 months, in coagulopathy – long time Antibiotics (3 rd generation cephalosporins) and symptomatic therapy (Manitol, antiepileptics)
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