New ultrasound measure may better predict Baby's age
NCT ID NCT07169929
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether measuring a specific part of the fetal brain (the thalamus) using 2D ultrasound can reliably estimate how far along a pregnancy is. Researchers measured the thalamus in 110 pregnant women between 18 and 36 weeks. The goal was to see if this measurement matches known formulas for gestational age and could serve as a new growth parameter.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this could give doctors a new, simple ultrasound measurement to help estimate fetal age and growth.
- What could go wrong
- This is a small, completed observational study, not a treatment trial. The measurement may not be more accurate than existing methods and depends heavily on the operator's skill.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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110 people
The number who actually took part.
- Started
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Sep 2025
- Finished
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Mar 2026
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Healthy pregnant women who will meet the inclusion criteria and attend the feto-maternal unit in the department of obstetrics and gynecology faculty of medicine Cairo university consent to participate in the research study
- Ages
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Children (under 18), adults (18 to 64) and older adults (65 and over)
- Sex
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Female participants only
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * All pregnant women with singleton pregnancy with gestational age between 18 to 36 weeks Exclusion Criteria: * Women who are not sure of dates and don't have an US report with CRL measured in the first trimester * Maternal obesity (BMI\>35) as abdominal fat cause restriction in taking measurement * Known case of DM or Hypertension or SLE * Any fetal head or CNS anomalies * Any maternal opiates and CNS drugs (methadone) IUGR * Twins or multiple pregnancy
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Shaimaa El Shemy
Giza, Cairo Governorate, 4240310, Egypt
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