However, if an adult age 60 years or older is tested for varicella immunity for whatever reason, and the test is negative, he/she should be given 2 doses of varicella vaccine at least 4 weeks apart, not zoster vaccine. See www.cdc.gov/vaccines/vpd-vac/shingles/hcp-vaccination.htm for more information.
Causes of polyhydramnios. 1  Polyhydramnios can sometimes mean that there is a birth defect or a medical problem. 2  Birth defects that affect the baby's ability to swallow and process amniotic fluid may cause polyhydramnios. Most of these birth defects are rare, but it is important to perform a detailed ultrasound to make sure there is no evidence of these conditions.
All parents are at risk of having a baby with a birth defect, regardless of age, race, income or residence. In the US (and many other developed nations), 2% to 3% of babies are born with a medically significant birth defect.The infants with birth defects include many with heart defects, cleft lip or palate, Down syndrome, spina bifida, and limb defects.irth defects are present in one of every five babies that die in the US. How a particular birth defect affects a child varies and depends greatly on the severity of the defect and whether or not other medical problems are present.