羊水过多
羊水过多 (polyhydramnion, hydramnios, polyhydramnios)是指妊娠期间子宫内的羊水量超过一定值。约有1%的孕妇会出现羊水过多。[1][2][3] 典型的诊断是羊水指数超过24厘米。[4][5] 临床有两种羊水过多:
- 慢性羊水过多：羊水量逐渐积累
- 急性羊水过多：羊水量在短期内迅速增加
| 羊水过多 | |
|---|---|
 | |
| 类型 | placenta disease[*]、疾病 |
| 分类和外部资源 | |
| 医学专科 | 产科学 |
| ICD-11 | JA87 |
| ICD-10 | O40 |
| ICD-9-CM | 657 |
| DiseasesDB | 10319 |
| MedlinePlus | 003267 |
| eMedicine | radio/566 |
| MeSH | D006831 |
与之相反的是羊水过少，指羊水不足。
参考资料
- ^ Alexander, ES, Spitz, HB, Clark, RA. Sonography of polyhydramnios. AJR Am J Roentgenol 1982; 138:343
- ^ Hill LM; Breckle R; Thomas ML; Fries JK, Polyhydramnios: ultrasonically detected prevalence and neonatal outcome, Obstet Gynecol 1987 Jan;69(1):21-5, PMID 3540761
- ^ Hobbins JC; Grannum PA; Berkowitz RL; Silverman R; Mahoney MJ,Ultrasound in the diagnosis of congenital anomalies.,Obstet Gynecol 1979 Jun 1;134(3):331-45., PMID 453266
- ^ Y Barnhard; I Bar-Hava; MY Divon, Is polyhydramnios in an ultrasonographically normal fetus an indication for genetic evaluation?, Obstet Gynecol. 1995 Nov;173(5):1523-7.
- ^ Brady K, Polzin WJ, Kopelman JN, Read JA. Risk of chromosomal abnormalities in patients with idiopathic polyhydramnios. Obstet Gynecol 1992;79:234-8.