Methods The pig experimental models of pulmonary embolism and infarction were examined by X ray, ventilation perfusion scanning, helical CT, angiography.
方法以小型猪为肺栓塞、肺梗死实验动物模型，进行X线平片、核素灌注扫描、螺旋CT、血管造影检查。
An altered level of consciousness indicates the need for immediate reevaluation of the patient's oxygenation, ventilation, and perfusion status.
意识水平的改变意味着要对患者的氧和作用，通气和灌注状况进行重新评估。
Any form of positive-pressure ventilation is deleterious during cardiac arrest because the increase in intrathoracic pressure decreases venous return to the heart and perfusion of the heart and brain.
因为正压通气会提高胸内压，减少静脉回流，进而减少心脑血液灌注。
Objective: To evaluate the clinical capability of ventilation-perfusion (V-P) scintigraphy and spiral ct angiography (SCTA) in the diagnosis of pulmonary embolism (PE).
目的：比较通气蛐灌注(V - P)显像和螺旋ct血管成像(SCTA)对肺栓塞(PE)诊断的临床价值。
Objective To review the experience in mechanical ventilation in 6 post perfusion lung cases after open heart surgery under cardiopulmonary bypass.
目的回顾性分析6例体外循环心内直视术后并发灌注肺的机械通气治疗经验。
Adequate tissue oxygen supply depends on sufficient distribution of air (ventilation) and Blood (perfusion) in the lungs.
身体组织里适当的氧的供应取决于肺内空气(换气)和血液(渗透)的充足分配。
Ventilation and perfusion both fell down in target areas.
手术靶区通气血流均减少， 通气血流比例下降。
Ventilation and perfusion both fell down in target areas.
手术靶区通气血流均减少， 通气血流比例下降。
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