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頁籤選單縮合
題 名 | Choroid Plexus Cysts in the Fetus: A Benign Anatomic Variant or Pathologic Entity﹖=胎兒的脈絡叢囊腫:良性變異或病態﹖ |
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作 者 | 周謀材; 張嘉訓; 朱大維; 羅家森; 尹長生; | 書刊名 | 醫學研究 |
卷 期 | 16:4 1996.01[民85.01] |
頁 次 | 頁269-276 |
分類號 | 417.343 |
關鍵詞 | 脈絡叢囊腫; 產前診斷; Trisomy 18; Choroid plexus cysts; Trisomy 18; Prenatal diagnosis; |
語 文 | 英文(English) |
中文摘要 | 三軍總醫院婦產部在四年期間,共有8022孕婦在妊娠中期接受產前超音波檢查,希望發現有無胎兒脈絡叢囊腫的存在,並探討其發生率,追蹤在子宮內時此症的自然疾病過程,和其與染色體及其他部位缺陷的相關性。我們一共發現21例,發生率是0.26%。單側和兩側的比例差不多。這些脈絡叢囊腫都在妊娠26週之前完全消失。只要一消失,這些囊腫沒有再復發。因此在懷孕中期末的正常超音波可預測將來在懷孕晚期和新生兒的超音波檢查是正常。其中有兩例是染色體異常(Trisomy 18)。有脈絡叢囊腫的胎兒伴隨有其它結構異常者有三例,包括二例Trisomy 18。雖然大部分胎兒的脈絡叢囊腫是良性且是暫時性的,但是必須接受高層次的超音波檢查來查看胎兒是否合併其他解剖構造之異常。假使脈絡叢囊腫有合併其他異常,也必須接受染色體的檢查。 |
英文摘要 | During a 4-year period, 8,022 pregnant women undergoing prenatal sonographic studies in the second trimester were evaluated prospectively to determine the incidence of choroids plexus cysts in the fetus, to follow the natural course of these cysts in intrauterine life, and to determine its association with fetal chromosomal and anatomic abnormalities. Choroid plexus cysts were diagnosed in 21 fetuses, with an incidence of 0.26%. Unilateral and bilateral cysts were equally frequent. On follow-up scans, the cysts had completely disappeared by 26 weeks in those fetuses with normal karyotype. Once resolved, the cysts did not recur, and a normal sonogram in the late second trimester predicted normal scans in late pregnancy and in the neonate. Two fetuses had a chromosomal abnormality (trisomy 18). Associated anatomic anomalies were detected in three fetuses, including two with trisomy 18. Though the great majority of fetal choroids plexus cysts are benign transient variants of normal intracranial anatomy, it is important to conduct a careful sonographic search for associated anomalies. Chromosomal studies should also be considered and are strongly recommended whenever associated anatomic anomalies are detected. |
本系統中英文摘要資訊取自各篇刊載內容。