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Der Begriff des okulären Ischämiesyndrom (OIS) bezeichnet verschiedene krankhafte Augenveränderungen, die durch eine chronische arterielle Verschlusserkrankung, in der Regel der A. carotis interna, verursacht werden. Führende okuläre Symptome sind Visusverschlechterung und Schmerzen. Die Erkrankung ist selten und kann leicht mit einer diabetischen Retinopathie oder einem älteren Zentralvenenverschluss...
Objective: The accuracy of colour-coded duplex sonography (CCDS) for differentiating preocclusive stenoses from occlusions of the internal carotid artery (ICA) is a crucial point in non-invasive quantification of atherosclerotic lesions prior to carotid endarterectomy. Methods: A total of 401 consecutive patients with CCDS followed by ICA arteriographies as gold standard was available for comparison...
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