Non-continuing pregnancy diagnosis, Gynaecology
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Abstract
Ultrasound diagnosis of miscarriage should only be considered when:
- Mean Gestation Sac Diameter >/= 25mm (with no obvious yolk sac) on Transvaginal scan
- A fetal pole with Crown Rump Length (CRL) >/= 7mm on Transvaginal scan (without evidence of fetal heart activity)
- A fetal pole with Crown Rump Length (CRL) >/= 32mm on Transabdominal scan (without evidence of fetal heart activity)
Etc.
NOTE: this guideline is hosted on the NHSGGC Obstetrics & Gynaecology Handbook website. Clicking on the link below will open the guideline in a new window.