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OpenTrials
Completed

NCT Number: NCT07337759

Fetus Programming and Long Active Outcomes, Interaction Between Mother, Placenta and Fetus in Perinatal and Methabolic Disbalansces-focusing Diabetic Pregnancies

The placenta is a temporary but essential organ that develops during pregnancy and supports the growth and survival of the fetus. It delivers oxygen and nutrients from the mother to the baby and removes waste products from the fetal circulation. Proper placental development and function are critical for a healthy pregnancy and good outcomes for both the mother and the newborn.

When the placenta does not grow or function properly, this condition is known as placental insufficiency. Placental insufficiency may lead to serious pregnancy complications, such as poor fetal growth, preterm birth, low birth weight, low Apgar scores, and increased risk of illness or death around the time of birth. In some cases, placental dysfunction may also contribute to maternal complications, including pregnancy-related hypertension.

Previous research has shown that simple physical characteristics of the placenta-such as its weight, size, thickness, and surface area-may reflect how well the placenta functions. Placentas that are smaller than expected for a given gestational age may indicate long-standing problems with blood flow between the mother and the fetus. However, these measurements are not yet routinely used as clinical markers of risk.

The purpose of this study was to examine whether placental weight, placental surface area, placental disk weight, and related histopathological changes are associated with adverse perinatal outcomes. The study included both healthy pregnant women and women with medical conditions known to affect pregnancy, such as hypertension, diabetes mellitus, and thrombophilia. Special attention was given to placentas classified as small for gestational age (SGA-P) compared with placentas appropriate for gestational age (AGA-P).

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Key information

Sex eligibility

Female

Study type

Observational

Primary location

Clinic of Gynecology and Obstetrics, University Clinical Center of Serbia

Belgrade, Serbia

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Pregnant women who delivered at the Clinic of Gynecology and Obstetrics, University Clinical Centre of Serbia

  • Singleton pregnancy
  • Available placental examination after delivery
  • Available clinical and perinatal outcome data
  • Gestational age at delivery ≥24 weeks

Exclusion criteria

Multiple pregnancy (e.g., twins or higher-order gestations)

  • Major congenital or chromosomal fetal anomalies
  • Intrauterine fetal demise
  • Conditions directly affecting placental weight (e.g., placental mosaicism)
  • Incomplete clinical, placental, or histopathological data

Treatment and study plan

No intervention (observational study)

Other

observational study

Primary outcomes

  1. Adverse perinatal outcome defined as at least one of the following: delivery before 34 gestational weeks, birth weight below 2200 g, or Apgar score <7 at 5 minutes.

    Time frame: From delivery to 5 minutes after birth

Sponsors and collaborators

Lead sponsor

University of Belgrade

Other

Registry information

Official study title

Placental Weight and Surface as an Indicator of Placental Insufficiency and Adverse Perinatal Outcomes

Important dates

Study start
2025
Primary completion
2026
Study completion
2026
First posted
Jan 13, 2026
Registry last updated
Jan 13, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.