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KMID : 0378119940210020425
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Chungnam Medical Journal
1994 Volume.21 No. 2 p.425 ~ p.432
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A Clinical Study on the Incompetent Internal Os of the Cervix
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Abstract
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This study was undertaken for the clinical analysis and evaluation on 48 patients with incompetent internal os of the cervix. who were admitted and treated at the CNUH from August, 1991 to August, 1994.
1. The incidence of incompetent internal os of the cervix is approximately once in every 67 deliveries and the most frequent age incidence was 30 to 34 age group
2. The most significant contributory factor in 21 of 48 cases was considered to be the previous history of the traumatic induced abortion.
3. McDonald operation was performed in 48 cases and resulted in success rate 70.8%
4. The major causes of perinatal loss were SPROM (64.3 %) and preterm labor (28.6 %)
5. The fetal salvage rate by suture material is 72.7 % (mersilene tape) and 66.7 % (silk).
6. The delivery methods after operation were via vaginal route in 35 cases (72.9%) and abdominal route in 13 cases.(27.1%).
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