新生儿心力衰竭又称泵衰竭或心功能不全,是指心脏的工作能力障碍或泵功能减低,致使心排血量不能满足全身组织代谢所需的状态。新生儿心衰是新生儿期常见急症之一,其病因和临床表现与年长儿和成人有所不同,不易辨认;尤其在生后的头几天,患儿的表现与某些疾病的表现很相似,不易及时诊断,甚至耽搁治疗时机;且病情演变急剧,威胁患儿 Neonatal heart failure, also known as pump failure or cardiac insufficiency, refers to the work ability of the heart or pump dysfunction, resulting in cardiac output can not meet the needs of the state of systemic tissue metabolism. Neonatal heart failure is one of the most common emergency in neonatal period. Its etiology and clinical manifestations are different from those of older children and adults and are not easy to identify. Especially in the first few days after birth, the performance of children and the manifestation of certain diseases Very similar, not easy to diagnose in time, and even delay the timing of treatment; and the rapid evolution of the disease, threatening children