Today I will share with you the knowledge on how to calculate the due date most accurately. It will also explain how to calculate the due date most accurately. If it happens to solve the problem you are facing now, don\’t forget Follow this site and start now!
Contents of this article
- How to calculate the expected date of delivery most accurately
- [How to calculate the expected date of delivery most accurately] What are the methods for calculating the expected date of delivery
- Is the expected date of delivery accurate
- How to calculate the most accurate due date for irregular menstruation
- How to calculate the due date Calculation is the most accurate
- Formula for calculating due date
1. How to calculate the most accurate due date
The due date is usually calculated from the first day of the last menstrual period, and the date is added 7, month plus 9, this is a rough expected date of delivery, which is calculated according to this method. The expected date of delivery may be a week earlier or delayed by about a week, which is normal. Eat more high-protein and high-protein foods during pregnancy. Eat high-vitamin foods to supplement nutrition, and do regular pregnancy check-ups to see if your baby is developing normally.
2. [How to calculate the most accurate due date] What are the calculation methods for the due date
The month of due date = the month of the last menstrual period + 9 (if +9 exceeds 12, use the month of the last menstrual date – 3);
The number of days due to due date = the date of last menstrual period + 7;
For example, if your last menstrual period is July 28, then the month of due date is May 5 .
Note: New mothers who have just become pregnant should know that the \”pregnancy weeks\” mentioned after pregnancy are calculated from the date of the last menstrual period. The date of the last menstrual period and the expected date of delivery are often asked during subsequent maternity and child health handbook preparation, hospital filing, and prenatal check-ups, so they should be kept in mind.
pineSister Luo found that many pregnant mothers do not know the date of their last menstrual period at all after pregnancy, and many pregnant women\’s menstruation is not very accurate. At this time, using B-ultrasound to estimate the expected date of delivery is a simple method.
When a pregnant mother goes to the hospital for a check-up, the doctor will calculate the size of the fetus based on detailed indicators of fetal development, thereby estimating the expected date of delivery. Pregnant mothers only need to consult directly at that time.
If a pregnant mother knows her due date, but wants to know her gestational age or wants to know which hospitals can set up a file based on her due date, At this time, pregnant mothers can refer to the filing calculator and enter the expected date of delivery to calculate their last menstrual period, gestational age, and refer to the hospitals that can currently set up records, hospital filing procedures, etc.
3. Is the due date accurate?
The due date is not very accurate either. , it is normal for the expected date of delivery to be 2 weeks early or late. The expected date of delivery is calculated from the first day of the last menstrual period. The entire pregnancy period is 280 days, which is 40 weeks. Rest more during pregnancy and avoid strenuous activities. Do not eat junk food, do not eat moldy food and smoked food, do not eat longan, crab, do not have sex three months before and after pregnancy, and check regularly.
4. How to calculate the most accurate due date for irregular menstruation
Irregular menstruation. If you want to know the expected date of delivery, it is recommended to do a B-ultrasound examination in early pregnancy to see the size of the gestational sac. You can initially calculate the last menstrual period and the expected date of delivery. You can also roughly estimate based on the time of early pregnancy reaction, but the most accurate It should be a B-ultrasound examination, regular prenatal check-ups after pregnancy, and go to the hospital or health center within 12 weeks to set up a card and do basic check-ups during pregnancy.
5. How to calculate the most accurate due date
1. Normal In life, we say that the time a baby stays in the belly is nine months and ten days. In this case, you can use the time of your last menstruation plus 280 days to get your due date.
2. The doctor adds nine to the month of the last menstrual period or subtracts three to get the month of the expected delivery date, and the day is calculated by adding seven. of due date.
6. PreliminaryCalculation formula table of delivery date
1. For women with normal menstrual cycles, the expected delivery date is calculated from the first day of the last menstrual period, and the month is subtracted by 3 or added. 9, the number of days plus 7 is the expected date of delivery.
2. However, some women’s menstrual cycles are not very regular. Some people only have menstruation once every 40 days, 50 days, or even every two months. This kind of In some cases, calculating the due date through menstruation is inaccurate.
3. Ultrasound in early pregnancy can also be used to assist in judgment. Ultrasound at 7-8 weeks of early pregnancy is more accurate.
4. If there is no ultrasound in the early pregnancy, you can also perform an ultrasound examination at 12 weeks. The corresponding gestational age can be determined based on the fetal crown-rump length. At this time More accurate.
5. After the fetus gradually grows up, since each child has different growth potential, the gestational age is not very accurate when judged by ultrasound after the second trimester. .
This is the end of the sharing of questions about how to calculate the most accurate due date and how to calculate the most accurate due date. Did the above article solve your problem? Welcome to come again next time!
