Fetal and Maternal Head Circumference During Pregnancy in Israeli Population

Clalit Health Services188 enrolled

Overview

In this study, measurements of fetal and maternal head circumference will be collected. This data will be presented in table or graph form. The effect of maternal head circumference on fetal head circumference will be evaluated and presented in either formula or graph form.

Study Type

OBSERVATIONAL

Enrollment

188

Conditions

Maternal-Fetal Relations Microcephaly

Interventions

no interventionOTHER

Eligibility

Sex: ALLMin age: 18 YearsMax age: 40 YearsHealthy volunteers:

Medical Language ↔ Plain English

Inclusion Criteria: * Singleton pregnancy * Valid first trimester sonogram Exclusion Criteria: * Women under 18 years of age * Women over 40 years of age * Multi fetal pregnancy * No accurate dating of pregnancy age * Participant non compliance or cannot complete contact details * Technical difficulty measuring fetal or maternal skull * Abnormal fetal or maternal skull * Familial hereditary disease, mental retardation * Chronic maternal illness * Maternal on chronic medication * Abnormal screening test during current pregnancy * Abnormal sugar metabolism or Hypertension during current pregnancy

Locations (1)

Women's Health Center - Lev Tel-Aviv

Tel Aviv, Israel

Outcomes

Primary Outcomes

Fetal head circumference (millimeters)

Israeli fetal population. Will be reported in table and / or graph form

Time frame: 14 through 40 weeks pregnancy

Secondary Outcomes

Relationship of fetal head circumference (mm) to maternal head circumference (mm)

Calculating effect of maternal head circumference on fetal head circumference during pregnancy and adjusting (Formula) fetal head circumference normal values (+/- 2SD)

Time frame: 14 through 40 weeks pregnancy where applicable

Maternal head circumference (millimeters)

Israeli maternal population. Will be reported in table and / or graph form

Time frame: age 18 through 40

Data from ClinicalTrials.gov

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