6、ncy.Weobservedmicrocirculationofnailfoldthroughopticalmicroscope(WX-753)whoseenlargementfactorwas80.Results Therewere73cases(45malesand28females)whoseagesrangedfrom24to61yearsold.Therewerenosignificantdifferencebetweengrade-1andgrade-2.Conclusion Ret