Congenital Zika syndrome refers to the pattern
of birth defects among fetuses and infants of mothers infected with Zika virus during pregnancy.
Not exact matches
Among them are miscarriage, premature
birth (and therefore being too small to survive outside
of a mother's body), problems with the pregnancy (i.e. preeclampsia, high blood pressure, problems with the placenta, and infections),
birth defects (i.e. chromosomal conditions, fragile x syndrome, spina bifida, cystic fibrosis, and others), stillbirth, and SIDS.
Studies in experimental animals have linked high doses
of food dyes to health problems,
among them organ damage, cancer,
birth defects, and allergic reactions.
Such basic knowledge about the development
of teeth or bones adds to understanding
of craniofacial abnormalities, which are
among the most common
birth defects in humans.
Some
of the severe manifestations and complications associated with Zika disease include fetal loss, microcephaly and other
birth defects, and the potential for delayed mental and physical effects
among infected babies born in apparent good health.
There is no significant increase in the frequency
of post-natal mortality,
birth defects and hospitalization rate
among the children
of male cancer survivors compared to the general population.
A research team led by Jeanne Mager Stellman
of the Mailman School
of Public Health at Columbia University reported in April that the herbicides used to defoliate battle zones contained two to four times the previously reported levels
of dioxin, a poison linked to a high incidence
of prostate cancer, diabetes,
birth defects, and other ailments
among American veterans, the Vietnamese, and their descendants.
Congenital Zika virus syndrome — a pattern
of birth defects found
among fetuses and babies infected with the virus — is a newly identified condition that occurs when women are infected during pregnancy.
Among pregnant women infected with HIV, the use
of antiretroviral (ARV) medications early in pregnancy to treat their HIV or to prevent mother - to - child transmission
of HIV does not appear to increase the risk
of birth defects in their infants, according to a new study led by Harvard School
of Public Health (HSPH).
Past outbreaks
of Zika occurred
among small populations in the Pacific islands, and uncommon kinds
of birth defects were not noticed right away.
The included
birth defects were based primarily on case reports
of outcomes occurring in association with Zika virus infection during pregnancy; there is more evidence for some
of these
birth defects than for others, and a causal link has not been established for all.5,10,12,21 - 27 Because much
of the focus to date has been on microcephaly and brain abnormalities, data were summarized in 2 mutually exclusive categories: (1) brain abnormalities with or without microcephaly regardless
of the presence
of additional
birth defects and (2) neural tube
defects and other early brain malformations, eye abnormalities, and other consequences
of central nervous system dysfunction
among those without evident brain abnormalities or microcephaly.
This report describes the US Zika Pregnancy Registry (USZPR) and the proportion
of fetuses or infants with
birth defects potentially associated with maternal Zika virus infection
among women in the USZPR and evaluates whether the proportion with
birth defects differs based on the presence
of maternal symptoms
of Zika virus infection or by trimester
of possible infection.
Results
Among 442 completed pregnancies in women (median age, 28 years; range, 15 - 50 years) with laboratory evidence
of possible recent Zika virus infection,
birth defects potentially related to Zika virus were identified in 26 (6 %; 95 % CI, 4 % -8 %) fetuses or infants.
The CDC's guidance recommends Zika virus testing for all women with possible exposure during pregnancy, regardless
of symptoms.16 The findings that there were similar proportions with
birth defects among those with symptomatic and asymptomatic maternal infections supports the importance
of screening all pregnant women for Zika virus exposure and testing in accordance with CDC guidance.
«Chief
among them is vitamin A. Individuals who have been deprived
of sufficient vitamin A during gestation tend to have narrow faces and skeletal structure, small palates and crowded teeth.16 Extreme vitamin A deprivation results in blindness, skeletal problems and other
birth defects.17 Individuals receiving optimal vitamin A from the time
of conception have broad handsome faces, strong straight teeth, and excellent bone structure.
«Teratogenicity
of High Vitamin A Intake» by Kenneth J. Rothman
of the Boston University School
of Medicine and his colleagues, correlates vitamin A consumption
among more than 22,000 pregnant women with
birth defects occurring in subsequent offspring.
In general, biotin deficiency tends to raise the risk
of several health conditions and even
birth defects during pregnancy, which is why, it is
among the most crucial vitamins needed.
Researchers found similar rates
of birth defects — about 25 infants out
of 1,000 —
among women who never used
birth control pills and those who took them before pregnancy or took them before realizing they were pregnant.
State health officials concluded, in their investigation into probable causes
of a high rate
of birth defects and miscarriages
among teachers and staff members, that at least some
of the health complaints at the school were related to an insufficient flow
of fresh air, according to Robert G. Dickie, the principal.
The U.S. Environmental Protection Agency's Toxics Release Inventory places Jefferson County
among the very worst in the nation for air releases
of chemicals known to cause cancer,
birth defects, and reproductive disorders.
The definition: Relatively high levels
of the corn herbicide atrazine are present in Midwestern water supplies in June, following the spring spray season, triggering an increase in
birth defects among children born nine months later.
Nonsteroidal antiinflammatory drug use
among women and the risk
of birth defects, American Journal
of Obstetrics and Gynecology, August 22, 2011