如同生日派对上的气球，健康的血管很柔韧，整天都会根据需要扩张或收缩。
Like birthday party balloons, healthy blood vessels are flexible, widening and narrowing as needed throughout the day.
由这些细胞释放出的组胺导致小血管扩张，引起众所周知的症状，比如搔痒、口腔肿胀、皮疹、鼻子发痒或流鼻涕，或腹泻。
Histamine released by these cells causes small blood vessels to dilate, giving rise to the well-known symptoms such as itching and swelling in the mouth, skin rash, itchy or runny nose or diarrhoea.
一些孩子，当血管瘤完全消失后，可能会留下松懈的皮肤，变色，或微小的、扩大的血管(毛细管扩张)。
In some children, loose skin, discoloration, or tiny, dilated blood vessels (telangiectasias) may remain after the hemangioma has fully involuted.
结论吸烟患者冠脉病变特点为冠脉瘤样扩张或冠脉扩张症多发。吸烟患者PT CA术中相关血管慢血流现象的发生率较高。
Conclusions There are the characters of more coronary artery ectasia, and more slow reflow phenomenon in PTCA related vessel in smoking patients.
某些与免疫系统有关的局部或系统组织损伤，血管和淋巴管的异常扩张及通透性等，可能都与NO在局部的含量有着密切的关系。
Some local or systematic tissue damages related to immune system, and abnormal dilatation and permeability of blood vessels and lymphatics may be closely pertinent to the content of local NO.
结论微血管性心绞痛是由于小冠状动脉扩张贮备降低或异常收缩而导致的心肌缺血。
Conclusion Reduced vasodilator reserve or inappropriate vasoconstriction of the coronary microvessels are implicated as causes of microvascular angina.
遗传性毛细血管扩张症(HHT)或Rendu - Osler - Weberdisease (ROW)是一种表现为反复出血发作的障碍。
Hereditary hemorrhagic telangiectasia (HHT) or Rendu-Osler-Weber disease (ROW) is a disorder that presents with recurrent episodes of EPX.
他们导致血管扩张，使皮肤变为红色，肿起，痕痒和剌痛，譬如可见的皮炎或湿疹。
They cause blood vessels to widen, resulting in the affected area of skin becoming red, swollen, itchy and painful, such as is seen in dermatitis or eczema.
分布性休克： 分布性休克源于因动脉或静脉扩张引起的血管内容量的相对不足，其循环血量正常。
Distributive shock: Distributive shock results from a relative inadequacy of intravascular volume caused by arterial or venous vasodilation;
其中，蜘蛛状毛细血管扩张症23例，酒渣鼻6例，外用激素或化妆品后毛细血管扩张症34例以及局限性特发性毛细血管扩张症5例。
Out of 68 cases, 23 cases were spider telangiectasis, 6 cases were Rosacea, 34 cases were telangiectasis caused by steroids or cosmetics, and 5 cases were localized essential telangiectasis.
影像表现显示受累静脉的轻度扩张或一个眶内肿块，静脉曲张可能是非常局限的、管状或迂曲缠绕的血管性肿块。
Imaging reveals mild enlargement of the involved veins or an orbital mass. A varix can be well circumscribed, tubular, or a tangled mass of vessels.
方法单侧肾动脉狭窄性高血压患者42例，分别行肾动脉球囊扩张术、支架置放术或血管重建术。
Methods 42 patients with unilateral renal artery stenosis were followed-up for 2 years in this study.
方法单侧肾动脉狭窄性高血压患者42例，分别行肾动脉球囊扩张术、支架置放术或血管重建术。
Methods 42 patients with unilateral renal artery stenosis were followed-up for 2 years in this study.
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