منابع مشابه
[Avulsed retinal vessels].
PURPOSE To describe the clinical evolution of cases with avulsed retinal vessels without retinal detachment treated with laser or scleral buckle. METHODS Retrospective analysis of cases with avulsed retinal vessels treated between 2001-2003. Laser photocoagulation or scleral buckle was used. The minimum follow-up was 6 months. Average age was 53.6 years. RESULTS Of 13 patients, 8 were photo...
متن کاملAnomalous development of retinal vessels.
MICHAELSON (1954), writing on the retinal blood vessels in man, stated that "an artery crossing an artery, or a vein crossing a vein, has not once been reported, or been personally observed". This is in keeping with the present hypothesis that the development of retinal vessels in vertebrates is stimulated by a local intraretinal factor. In man, each quadrant of the fundus accumulates, during d...
متن کاملMature Primate Retinal Blood Vessels
Purpose. To characterize developing retinal blood vessels with vascular markers and to relate the histochemical profile of maturing vessels to morphologic stages in retinal vascular development. Methods. Vessels were examined in frozen and paraffin-embedded retinas and in wholemounts of Macaca monkeys ranging in age from fetal day 75 (F75) to adulthood. Endothelial cells were visualized immunoh...
متن کاملVessels Extraction from Retinal Images
—The main cause of eye diseases in the working human is Diabetic retinopathy. Eye disease can be prevented if detects early. The extraction of blood vessels from retinal images is an essential and challenging task in medical diagnosis and analysis. This paper describes the effective and efficient extraction of blood vessels from retinal image by using Kirsch’s templates. The Kirsch’s edge opera...
متن کاملHTLV-I associated uveitis revisited: characteristic grey-white, granular deposits on retinal vessels.
AIMS To elucidate whether there exists any clinical sign characteristic of HTLV-I associated uveitis. METHODS Fifty five patients with HTLV-I associated uveitis were reviewed. These cases had serum antibodies to HTLV-I, and any other uveitis entities were carefully excluded by means of clinical and laboratory studies. RESULTS Eight cases (14.5%) developed vascular lesions in the retina, cha...
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ژورنال
عنوان ژورنال: Postgraduate Medical Journal
سال: 2005
ISSN: 0032-5473
DOI: 10.1136/pgmj.2004.026872