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The expected date of delivery (EDD) is one of the earliest pieces of information a pregnant woman requests once pregnancy is confirmed.In order to calculate the EDD, the practitioner must know the median length of normal pregnancy and the last menstrual period (LMP) or ultrasonographic estimation of gestational age (GA).While every pregnancy is different, many of these symptoms are common. Fatigue – You may be feeling more tired than usual all of a sudden.An important hormone called Progesterone is at a high level during this stage and can cause this most common symptom of early pregnancy. Nausea with or without vomiting – At least half of women will experience the condition commonly known as .Knowing the date of the first positive pregnancy test result allows the calculation of a minimum GA.For example, if the test was performed 4 weeks ago and the test is known to return positive results as early as 1 week after conception, then the minimum conceptional age (CA) would be 5 weeks (GA, 5 2 = 7 wk of amenorrhea).
During the first few weeks after conception, you may be experiencing a variety of new feelings that could indicate pregnancy.Frequent urination – You will probably find yourself taking trips to the bathroom more often than before.In early pregnancy this is related to hormonal changes, yet this is a symptom that can persist.Infants born before 37 completed weeks' gestation are deemed preterm, whereas those born after 42 weeks' are considered post-term.Not infrequently, practitioners are called upon to manage pregnancies resulting from in vitro fertilization or intrauterine insemination.
This nausea may come at any time of the day despite its name and may be present with or without vomiting.