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Trisomy 18 (chromosomal abnormality)

Known as: Trisomy 18 
A chromosomal abnormality consisting of the presence of a third copy of chromosome 18 in somatic cells.
National Institutes of Health

Related topics

Related topics

19 relations
Breast Mucosa-Associated Lymphoid Tissue LymphomaBronchial Mucosa-Associated Lymphoid Tissue LymphomaChromosomes, Human, Pair 18Colon Mucosa-Associated Lymphoid Tissue Lymphoma

Papers overview

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Highly Cited
2012
Highly Cited
2012
Different distribution of NOTCH1 mutations in chronic lymphocytic leukemia with isolated trisomy 12 or associated with other chromosomal alterations
Chronic lymphocytic leukemia (CLL) is the most common leukemia among adults in Western countries. Chromosomal abnormalities… 
Review
2011
Review
2011
The Contribution of Chromosomal Abnormalities to Congenital Heart Defects: A Population-Based Study
We aimed to assess the frequency of chromosomal abnormalities among infants with congenital heart defects (CHDs) in an analysis… 
Highly Cited
2011
Highly Cited
2011
Natural outcome of trisomy 13, trisomy 18, and triploidy after prenatal diagnosis
Trisomy 13, trisomy 18, and triploidy belong to the chromosomal abnormalities which are compatible with life, but which are also… 
Highly Cited
2010
Highly Cited
2010
Isolated single umbilical artery and fetal karyotype
To determine the need for fetal karyotyping in cases of an isolated single umbilical artery (SUA) identified during the second… 
Review
2007
Review
2007
Role of second trimester sonography in detecting trisomy 18: A review of 70 cases
To investigate the role of second‐trimester sonographic examination in the prenatal diagnosis of trisomy 18. 
Highly Cited
2003
Highly Cited
2003
Single umbilical artery at 11–14 weeks' gestation: relation to chromosomal defects
To determine the possible association between single umbilical artery (SUA) at 11–14 weeks of gestation and the incidence of… 
2003
2003
Paternal uniparental disomy in monozygotic twins discordant for hemihypertrophy
Hemihypertrophy, or hemihyperplasia, is a condition in which there may be asymmetrical overgrowth of the cranium, face, trunk… 
2001
2001
Maternal serum screening for fetal trisomy 18: benefits of patient-specific risk protocol.
OBJECTIVE Our goal was to evaluate the effectiveness of two approaches to screen pregnancies for trisomy 18. STUDY DESIGN We… 
1999
1999
Risk of Recurrence of Fetal Chromosomal Aberrations: Analysis of Trisomy 21, Trisomy 18, Trisomy 13, and 45,X in 1,076 Japanese Mothers
Objective: To evaluate the risk of recurrence of fetal chromosomal aberrations in women who had offspring with numeric… 
1990
1990
Intrauterine growth retardation associated with chromosomal aneuploidy confined to the placenta. Three observations: Triple trisomy 6,21,22; trisomy 16; and trisomy 18
Cytogenetic analysis in three pregnancies revealed chromosomal mosaicism confined to chorionic villi. They were ascertained in… 
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