Place on record the case patient of 51 years, who evince diminution visual acuity to the right eye, due to one precapillary occlusion of cilioretinal artery. Clinical syndrome to be characterized through diminution visual acuity, ophthalmoscopic (ischemic edema) and angio-fluorographic alters (the place of obliteration, ischemic zone, coterminous vessels alters, the absence of soft exudates). Etiopathogenic to be discussed the possibility one cholesterolemic ambole due to its localization and appearance ophthalmoscopic as well easily value of cholesterolemic. Functional prognostic was has been, due to localization obstruction of circulation preterminal, unique character of cilioretinal artery, as well anatomical specific features vascularity from the level of macula.