Pregnancy dating wheel dating customs in asian countries

Items that may confuse the diagnosis of early pregnancy are an atypical last menstrual period, contraceptive use, and a history of irregular menses.Additionally, as many as 25% of women bleed during their first trimester, further complicating the assessment.The 21 Best Pregnancy i Phone & Android Apps of 2013 Calculating your due date isn’t an exact science.

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If you have no idea when your last period was, your doctor may order an ultrasound to determine your due date.

Some women have cycles that are consistently longer than the average 28-day cycle.

The diagnosis of pregnancy requires a multifaceted approach using 3 main diagnostic tools.

These are history and physical examination, laboratory evaluation, and ultrasonography.

The majority of Canadians use alcohol at social events, with meals, or because they like the taste and how it makes them feel.

Alcohol, even with moderate use, can affect fertility, and increase a person’s risk for cancers (e.g., breast, esophagus), heart disease, stroke, depression, or injury.In addition, although a woman is most likely to become pregnant if she has sex on the day of ovulation conception may also occur from live sperm still in her reproductive tract on the day of ovulation if she had sex for up to five days before ovulation [26,27]. Determining the Estimated Due Date The estimated due date (EDD or EDC) is the date that spontaneous onset of labor is expected to occur. Conceptional age, menstrual age, and ultrasound age: a second-trimester comparison of pregnancies of known conception date with pregnancies dated from the last menstrual period. Pregnant women are prone to dental problems because elevated hormone levels cause gums to swell, bleed, and trap food.Up to 30% of pregnant women have advanced forms of periodontal disease (severe gum disease).Pregnancy lasts an average of 280 days (40 weeks) from the first day of your last menstrual period (LMP).

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