Related Experiment Videos
Discordant growth in twins
John C P Kingdom1, Ori Nevo, Kellie E Murphy
1Department of Obstetrics and Gynecology (Maternal-Fetal Medicine Division), Mount Sinai Hospital, University of Toronto, Ontario, Canada. jkingdom@mtsinai.on.ca
Prenatal Diagnosis
|September 20, 2005
Summary
Diagnosing discordant twins has improved with serial ultrasound and Doppler studies. Early chorionicity determination is crucial for managing growth disparities and improving perinatal outcomes.
Area of Science:
- Perinatology
- Maternal-Fetal Medicine
- Twin Gestation Studies
Background:
- Discordant twin growth significantly increases perinatal morbidity and mortality.
- Rates of adverse outcomes are influenced by chorionicity, onset, and severity of growth discordance.
Purpose of the Study:
- To review diagnostic advancements and management strategies for discordant twin growth.
- To emphasize the importance of early chorionicity assessment in twin pregnancies.
Main Methods:
- Systematic review of English language literature in Medline since 1980.
- Evaluation of diagnostic tools including serial ultrasound and Doppler studies.
- Analysis of management options based on chorionicity and fetal well-being.
Main Results:
- Serial ultrasound examinations have enhanced the diagnosis of discordant growth.
- Umbilical artery and fetal Doppler studies aid in diagnosis following size discrepancies.
- Management strategies are tailored to chorionicity, onset, and Doppler findings.
Conclusions:
- Ultrasound surveillance combining biometry and Doppler studies effectively identifies intrauterine growth restriction in co-twins.
- Establishing chorionicity routinely is vital due to differing etiologies and management approaches in discordant twins.