While this finding has been associated with fetal chromosome abnormalities
, no other major or minor anomalies were identified in this fetus.
Unlike Turner syndrome, these structural X chromosome abnormalities
may be inherited, and thus have implications for the woman's parents, siblings, and/or children.
Embryo morphology developmental rates and maternal age are correlated with chromosome abnormalities
. Fertil Steril 1995; 64 : 382-91.
Correlation of chromosome abnormalities
with histologic and clinical features in Wilms' and other childhood renal tumors.
"We have known for many years that advanced maternal age is just a screening test and will only identify about 30% of the pregnancies that carry fetuses with significant chromosome abnormalities
like Down syndrome," Dr.
By screening the implanted eggs, doctors hope to avoid miscarriages or chromosome abnormalities
which are more common in older mothers.
Adolescents with sex chromosome abnormalities
(SCA), who have been studied since infancy by the researchers, were evaluated for "adolescent psychosocial impairment" as defined by the American Psychiatric Association.
in one thousand infertile males with nonobstructive sperm disorders.
The first prenatal screen for chromosome abnormalities
was simple: how old is the mother?
Significance of the clonal and sporadic chromosome abnormalities
in non-neoplastic renal tissue.
A total of 278 couples were identified as carriers, meaning that they had chromosome abnormalities
. In carrier couples, products of conception can sometimes have an unbalanced karyotype, resulting in miscarriage, stillbirth, or the birth of a child with major congenital handicaps, she explained.
The investigators found 4.7 chromosome abnormalities
per 1,000 white blood cells in newborns from mothers with low exposure to PAHs and 7.2 abnormalities per 1,000 white blood cells in newborns from mothers with high exposure to PAHs.