N'okpuru ọnọdụ nkịtị, ọbara na-erugharị na akwara na veins na-adịgide adịgide.Mgbe ọbara na-akpụkọ n'ọbara, a na-akpọ ya thrombus.Ya mere, mkpụkọ ọbara nwere ike ime na akwara na veins.Mgbochi akwara akwara nwere ike ibute infarction myocardial, ọrịa strok, wdg Ven...
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