Describe the First Trimester of Pregnancy
When labor begins the cervix dilates widening up to 10 centimeters cm over time. However dilating to 1 cm does not always mean that labor will begin soon. Pin On A Baby On Board Blog Best Pregnancy Posts It has been estimated that 40 of ectopic pregnancies go undiagnosed on initial presentation1 Ectopic pregnancy is also a very difficult condition to identify based on history and physical with both the history and physical examination features being neither sensitive nor specific for the diagnosis. . In most cases it is too early to determine the exact cause of the abnormality. Learn more about protecting your pregnancy. The most common cause of spontaneous pregnancy loss in the first trimester is chromosomal abnormalities. The third trimester of pregnancyweeks 29-40is arguably the most challenging of the three trimesters. Ectopic pregnancy is a diagnosis that is quite challenging to make. Childbirth usually occurs approxi...