2017年12月30日 · Some signs of early pregnancy include: 1 Slight bleeding. One study shows as many as 25% of pregnant women experience slight bleeding or spotting that is lighter in color than normal menstrual blood. 2 This typically occurs at the time of implantation of the fertilized egg (about 6 to 12 days after conception) but is common in the first 12 ...

2020年12月30日 · Some signs of early pregnancy include: 1 Slight bleeding. One study shows as many as 25% of pregnant women experience slight bleeding or spotting that is lighter in color than normal menstrual blood. 2 This typically occurs at the time of implantation of the fertilized egg (about 6 to 12 days after conception) but is common in the first 12 ...

2017年12月30日 · Some women experience health problems during pregnancy. These complications can involve the mother's health, the fetus's health, or both. Even women who were healthy before getting pregnant can experience complications. These complications may make the pregnancy a high-risk pregnancy.

2020年12月30日 · Untreated gonorrhea infection in pregnancy has been linked to miscarriage, preterm birth and low birth weight, premature rupture of the membranes surrounding the fetus in the uterus, and infection of the fluid that surrounds the fetus during pregnancy. Gonorrhea can also infect an infant during delivery as it passes through the birth canal.

2016年5月20日 · Having a healthy pregnancy is one of the best ways to promote a healthy birth. Getting early and regular prenatal care improves the chances of a healthy pregnancy. This care can begin even before pregnancy with a pre-pregnancy care visit to a health care provider.

2017年1月31日 · Pregnancy is a period of up to 41 weeks in which a fetus develops inside a woman’s womb. NICHD conducts and supports research and training to help promote healthy pregnancies, with a focus on the important events that occur before, during, and after pregnancy.

2017年2月6日 · Several factors can make a pregnancy high risk, including existing health conditions, the mother’s age, lifestyle, and health issues that happen before or during pregnancy.This page provides some possible factors that could create a high-risk pregnancy situation. This list is not meant to be all-inclusive, and each pregnancy is different, so the …

2017年1月31日 · HELLP syndrome can lead to serious complications, including liver failure and death. 1. A pregnant woman with HELLP syndrome might bleed or bruise easily and/or experience abdominal pain, nausea or vomiting, headache, or extreme fatigue.

2016年5月31日 · A high-risk pregnancy is one that threatens the health or life of the mother or her fetus. It often requires specialized care from specially trained providers. Some pregnancies become high risk as they progress, while some women are at increased risk for complications even before they get pregnant for a variety of reasons. Early and regular prenatal care helps …

2012年6月11日 · This test cannot be done until week 14 to 18 of the pregnancy. Chorionic villus sampling (CVS). A health care provider takes a sample of cells from a part of the placenta, which is the organ that connects a woman and her fetus, and then tests the sample for the extra chromosome. This test is done between weeks 9 and 11 of pregnancy.