頁籤選單縮合
題 名 | Transvaginal Sonographic Features of Cervical Pregnancy=子宮頸懷孕之陰道超音波表徵 |
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作 者 | 洪芳宜; 鄭丞傑; 謝豐舟; 楊育正; 蘇聰賢; 王國恭; | 書刊名 | Journal of Medical Ultrasound |
卷 期 | 5:3 1997.09[民86.09] |
頁 次 | 頁95-100 |
分類號 | 417.347 |
關鍵詞 | 子宮頸懷孕; 陰道超音波表徵; Cervical pregnancy; Transvaginal ultrasonography; |
語 文 | 英文(English) |
英文摘要 | Background: To facilitate the early detection of cervical pregnancy using transvaginal ultrasonography and color Doppler ultrasound, earlier sonographic findings were analyzed in order to modify previously applied ultrasound criteria. Materials and Methods: A retrospective study was conducted on 16 patients with a cervical pregnancy including both primary cases and referrals, who had already undergone cervical manipulations. Patients primarily diagnosed by ultrasonography were treated conservatively with methotrexate. All the included referral cases had undergone surgical procedures such as hysterotomy and cervicotomy to obtain specimens for histopathologic examination. Analysis was carried out to determine what might affect the interpretations of the ultrasonographic presentations when transvaginal ultrasonography was used. Results: Of the seven patients presenting primarily, all were detected to have a cervical pregnancy by the transvaginal sonographic demonstration of an empty uterine cavity and products of conception below the internal cervical os. Six patients presented with a significantly dilated cervical canal and two had an hourglass-shaped uterus. Of the nine referral cases, four were diagnosed sonographically to have a cervical pregnancy, presenting with an empty uterine cavity and suspected products of conception within the cervix. All four had a significantly dilated cervical canal, and two had a larger cervical portion than corporeal one. The others were misdiagnosed with cervical abortion, cervical tumor or no evidence of intrauterine pregnancy. An intact gestational sac within the cervix and an empty uterine cavity were the major findings in all cases. A significantly dilated cervical canal is not obvious if the gestational age is less than six weeks, and an hourglass-shaped uterus is not apparent until beyond eight weeks. Conclusions: With the introduction of transvaginal sonography and color Doppler ultrasound, previously applied ultrasonographic diagnostic criteria for a cervical pregnancy need revising depending on the gestational age at presentation. By using clinical and transvaginal sonographic criteria, a diagnosis can be made early enough to allow conservative management before cervical manipulation, thus increasing the possibility of preserving future fertility. |
本系統中英文摘要資訊取自各篇刊載內容。