chromosomal anomaly


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Related to chromosomal anomaly: Chromosome abnormalities
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.chromosomal anomaly - any change in the normal structure or number of chromosomes; often results in physical or mental abnormalities
aberrance, aberrancy, aberration, deviance - a state or condition markedly different from the norm
monosomy - chromosomal abnormality consisting of the absence of one chromosome from the normal diploid number
trisomy - chrosomal abnormality in which there is one more than the normal number of chromosomes in a cell
sex-linked disorder - any disease or abnormality that is determined by the sex hormones; "hemophilia is determined by a gene defect on an X chromosome"
References in periodicals archive ?
He began by observing that while a child should not be aborted because a chromosomal anomaly is found, the fact that this may be much more common than previously thought--and is self-correcting in many instances--should be reassuring to doubting parents.
As the combination of defects is usually linked to a rare chromosomal anomaly, Faith had a one in four chance of being born with a number of other serious health complications.
This is significant: Previously, with karyotyping, we quoted patients a minimum of 1/500 risk of finding a clinically relevant chromosomal anomaly even if the combined report suggested much lower risks of Down syndrome.
Like karyotyping, which is often used when a chromosomal anomaly is suspected, microarray testing provides a look at the whole genome, but it is about 100 times more sensitive than a karyotype.
These malformations had a more severe prognosis than existing cardiac pathology and therefore were the basic indication for TOP There was a chromosomal anomaly incidence of 21.
Thus a male that shows Barr body or drumstick is considered abnormal (Berepubo, 1989; Wekhe, 1998) just as a female that does not show these nuclear projections at all would also be suspended chromosomal anomaly (Berepubo and Umanah, 1996).
Genetic counseling, possibly followed by prenatal diagnosis, should be offered if a chromosomal anomaly is detected in infertile couples.
Turner Syndrome is the leading chromosomal anomaly affecting only females, yet most people, including a number of medical practitioners, are unfamiliar with the nuances of the condition," Fasciano notes.
Chromosomal anomaly is one potential cause of stillbirth.
Although 2 of these cases contained cells with isolated trisomy 7, this chromosomal anomaly has been reported previously in normal renal cells.
Say they're over 35, and have an increased risk of having (a baby with) a chromosomal anomaly.