VASCULAR OUTCOME IN MEN WITH ASYMPTOMATIC RETINAL CHOLESTEROL EMBOLI - A COHORT STUDY

被引:66
作者
BRUNO, A
JONES, WL
AUSTIN, JK
CARTER, S
QUALLS, C
机构
[1] VET AFFAIRS MED CTR, OPTOMETRY SECT 112A, ALBUQUERQUE, NM 87108 USA
[2] VET AFFAIRS MED CTR, NEUROL SERV 127, ALBUQUERQUE, NM 87108 USA
[3] UNIV NEW MEXICO, DEPT MATH & STAT, ALBUQUERQUE, NM 87131 USA
关键词
EMBOLISM; CHOLESTEROL; RETINA; CEREBROVASCULAR DISORDERS; MYOCARDIAL INFARCTION; CEREBRAL INFARCTION;
D O I
10.7326/0003-4819-122-4-199502150-00002
中图分类号
R5 [内科学];
学科分类号
1002 ; 100201 ;
摘要
Objective: To determine whether asymptomatic retinal cholesterol embolism is a risk factor for vascular events. Design: Cohort study with retrospectively selected controls. Setting: A Veterans Affairs medical center. Patients: 70 consecutive patients with asymptomatic retinal cholesterol emboli on dilated ocular examination in an eye clinic and 70 controls without retinal emboli. Controls were matched to patients for sex; age; prevalence of hypertension, diabetes mellitus, and ischemic heart disease; serum cholesterol level; and smoking history. Measurements: Stroke, myocardial infarction, and death. Results: During a mean follow-up of 3.4 years, stroke occurred at an annual rate of 8.5% among patients and 0.8% among controls (adjusted relative risk, 9.9; 95% Cl, 2.3 to 43.1; P = 0.002). Nineteen strokes occurred, 17 in patients and 2 in controls; all were nonfatal cerebral infarctions. Twelve of the 17 that occurred in patients were in a carotid artery territory ipsilateral to the qualifying retinal cholesterol embolus and 5 were in another vascular territory. Ocular infarction or hemorrhagic stroke did not occur. Nonfatal myocardial infarction or vascular death occurred at an annual rate of 7.7% among patients and 4.9% among controls (adjusted relative risk, 1.4; 95% Cl, 0.7 to 2.9; P = 0.39). Conclusion: Asymptomatic retinal cholesterol embolism is an important risk factor for cerebral infarction independent of commonly recognized vascular risk factors.
引用
收藏
页码:249 / 253
页数:5
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