However, unlike rp, the recovery phase of vascular flow is not delayed and there is no prolonged sharp demarcation of color changes in skin.
然而，不象雷诺现象，其血流恢复期并不延迟，也无长时间的明显皮肤颜色改变。
Methods:( 1 ) The morphologic changes of micrangium between the reverse-flow random flap with SVT and no SVT in different phase were observed by using optical microscopy, stereological methods.
方法：1．应用生物体视学原理和技术检测带浅静脉干的逆行皮瓣移植后早期微血管密度量的变化趋势，与不带静脉干逆行皮瓣作对照比较。
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