Case series highlights ultrasound's role in determining pregnancy viability and gestational age.
In early stages of pregnancy, ultrasound is an extremely specic method of examination with a specicity of 97.6%. Ultrasound usually determines the location and viability of a pregnancy, as well as the gestational age, by 5 weeks of pregnancy. The embryonic period starts at the beginning of the sixth week and is the time of development. In addition to pregnancy, uterine anomalies, adnexal diseases, and cervical length can all be diagnosed in the rst trimester.
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Sushmitha et al. (2025) studied this question.
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