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頁籤選單縮合
題 名 | Transient Prolongation of QT Interval in a Neonate=新生兒QT間距暫時性延長 |
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作 者 | 穆淑琪; 宋增銓; 林明益; | 書刊名 | Clinical Neonatology |
卷 期 | 5:2 1998.12[民87.12] |
頁 次 | 頁27-29 |
分類號 | 417.517 |
關鍵詞 | 新生兒; Prolonged QT interval; Sudden infant death syndrome; SIDS; Apparent life-threatening events; ALTEs; |
語 文 | 英文(English) |
英文摘要 | There is limited information in the literature about sudden infant death syndrome (SIDS) and apparent life- threatening events (ALTEs) in mature neonates during the first 2 weeks of life. Lethal arrhythmias may occur in infants with QT interval prolongation due to temporary cardiac sympathetic innervation imbalance. We report on a male neonate with a prolonged QT interval (the corrected QT interval was 0.53 seconds) who presented with ALTEs. He had frequent episodes of apnea and cyanosis with continuous bradycardia at the age of 3 days and was resuscitated. Three days later, the QTc was 0.48 seconds and the hear beat had increased spontaneously. At the age of three months, the baby was well with a normal QTc (the QTc was 0.41 seconds). The bay's father had an apparent life-threatening event at the age of three days without any significant sequelae later. No more detail information could contribute to our etiological consideration. It is wise to be suspicious of any infant or child with a QTc (corrected QT interval) greater than 0.44 seconds, but this finding should not be used in isolation. When discovered in a newborn, a long QT interaval may be the marker of a true long QT syndrome with its attendant risk of sudden death, or simply a transient electrocardiographic abnormality. |
本系統中英文摘要資訊取自各篇刊載內容。