NAILFOLD MICROCIRCULATION IN NORMOTENSIVE AND ESSENTIAL HYPERTENSIVE SUBJECTS, AS ASSESSED BY VIDEO-MICROSCOPY

被引:70
作者
GASSER, P [1 ]
BUHLER, FR [1 ]
机构
[1] UNIV HOSP BASEL, DEPT RES, CH-4031 BASEL, SWITZERLAND
关键词
SKIN MICROCIRCULATION; HYPERTENSION; VASOSPASM; NAILFOLD VIDEO-MICROSCOPY; CAPILLARY BLOOD CELL VELOCITY; LOCAL COLD TEST;
D O I
10.1097/00004872-199201000-00013
中图分类号
R6 [外科学];
学科分类号
1002 ; 100210 ;
摘要
Objective: To compare morphological and hemodynamic parameters of skin microcirculation in the fingertip in patients with essential hypertension and normotensive control subjects. Design: Consecutive sample of patients. Methods: Digital capillary blood flow measurements under normal and cooled conditions were assessed by nailfold video capillaroscopy using the technique of flying spot. Results: There was a significant reduction in capillary density in hypertensive patients, compared with normotensive subjects. There was a correlation between capillary density and mean diastolic blood pressure. After local cooling, the frequency of the blood flow stop was significantly higher in hypertensive patients. Conclusion: The finding of abnormal vasoconstriction in finger microcirculation in essential hypertension suggests a vasospastic tendency in the disease.
引用
收藏
页码:83 / 86
页数:4
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