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Evaluation of internal carotid arteries stenosis in patients with transient ischaemic attack in Imam Khomeini Hospital

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Author(s): Ghafarpoor M | Harirchian M | Khamseh F | Razazian N

Journal: Tehran University Medical Journal
ISSN 1683-1764

Volume: 57;
Issue: 1;
Start page: 53;
Date: 1999;
Original page

Keywords: Transient ischaemic attack | Duplex sonography

ABSTRACT
This is a prospective descriptive research which was carried out in Imam Khomeini Hospital related to Tehran University during two years (1375-1377) in order to study the incidence of internal carotid stenosis in patients who suffered from TIA ot minor stroke. It was evaluated by duplex sonography. Risk factors of carotid stenosis were studied. 1052 patients who had cerebrovascular accident admitted to Imam Khomeini Hospital and 100 of them who suffered from TIA or minor stroke were selected. The data was gathered by questionnaire and analysed. According to the results of the research, the incidence of internal carotid stenosis was 81%. The incidence of severe stenosis (>70%) was 20%, moderate stenosis (30-69%) was 36%, and mild stenosis (
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