Toxoplasmosis, cytomegalovirus (CMV), varicella, rubella, and lymphocytic choriomeningitis virus (LCMV) are among the agents that are recognized to have the potential to cause birth defects in a developing fetus.
What birth defects are caused by infections?
Several infectious pathogens increase the risk for defects of the brain and eye, including CMV, LCMV, Toxoplasma gondii, and Zika virus. Some infections during pregnancy (e.g., CMV) can cause problems, such as hearing loss, which appear several months after birth in infants with no apparent problems at birth.
What are the 4 main causes of birth defects?
What causes birth defects?Genetics. One or more genes might have a change or mutation that prevents them from working properly. ... Chromosomal problems. ... Exposures to medicines, chemicals, or other toxic substances. ... Infections during pregnancy. ... Lack of certain nutrients.Birth Defects - MedlinePlus
Which infection in pregnancy is responsible for many problems in fetus?
Most common maternal infections (eg, UTIs, skin and respiratory tract infections) are usually not serious problems during pregnancy. Maternal infections that can damage the fetus include cytomegalovirus infection, herpes simplex virus infection, rubella, toxoplasmosis, hepatitis B, and syphilis.
How are infections that cause birth defects diagnosed?
Prenatal tests can help determine whether the mother has an infection or other condition that's harmful to the baby. A physical examination and hearing test may also help the doctor diagnose birth defects after the baby is born.
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