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calculate next period due date

A 50-year-old member asked:
Dr. Carol Peters-tanksley
34 years experience Obstetrics and Gynecology
Ultrasound: If your periods are irregular, the best way to know how far along you are is an ultrasound early in pregnancy.

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A 27-year-old female asked:
Dr. Ashu Syal
Dr. Ashu Syal answered
29 years experience Pediatric Nephrology and Dialysis
Yes: One change in dates alters the whole cycle for that month and subsequent months.
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1 thank
A 25-year-old female asked:
Dr. Seth Derman
32 years experience Fertility Medicine
Too early: A blood pregnancy test will only come out positive a few days before the period is due.
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1 thank
A 26-year-old female asked:
Dr. Alvin Lin
Dr. Alvin Lin answered
29 years experience Geriatrics
No: Average duration of pregnancy is estimated at 280 days or roughly 9-10 months depending upon how you count. Even tho average duration can vary by up t ... Read More
A 34-year-old male asked:
Dr. Bryan Treacy
34 years experience Gynecology
Variable: Based on LMP 4/14/13 the pregnancy is currently 5weeks and 5 days. This contains built in error of about two weeks however.
A 39-year-old female asked:
Dr. Robert Killian
27 years experience General Practice
Conception: No.
A 30-year-old female asked:
Dr. Stephen Sudler
39 years experience Obstetrics and Gynecology
Depends on cycle: The calculators are based on a 28 day cyc.E, no more, no less. If your cycle deviated in length in any way from that time frame (which is still norma ... Read More
A 36-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Dec 7th: Based on your due date of august 30th conception is around dec 7th.
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A 40-year-old member asked:
Dr. Alan Patterson
41 years experience Obstetrics and Gynecology
U are due: 38 weeks from the conception date, your OB can show you on your ob's pregnancy wheel, and I am sure your OB will get an ultrasound for dating and viab ... Read More
A 28-year-old female asked:
Dr. Robert Kwok
32 years experience Pediatrics
Too close to call: If sex is with one person (monogamous), the dates shouldn't matter. If not monogamous, a woman should keep different guys at least two (2) weeks apart ... Read More
A 28-year-old female asked:
Dr. Michael Opsahl
42 years experience Fertility Medicine
No telling: Sperm live inside the female reproductive tract for up to 7 or more days; however, when trying to get pregnant you should not count on sperm more than ... Read More
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A 28-year-old female asked:
Dr. Antonio Gargiulo
31 years experience Obstetrics and Gynecology
Naegele's Rule: The naegele's rule estimates the expected date of delivery (edd) by adding one year, subtracting three months, and adding seven days to the first day ... Read More
A 40-year-old female asked:
Dr. Collin Smikle
35 years experience Obstetrics and Gynecology
Due date. : If your last menstrual period was 12/25/12, your due date is 10/1/13.
A 29-year-old female asked:
Dr. Thomas Carzoli
46 years experience Obstetrics and Gynecology
7/3/13: This date is approximate as accuracy of first trimester ultrasound is 3-5 days, plus or minus. Second trimester ultrasound accuracy is 10-14 days, plu ... Read More
A 29-year-old female asked:
Dr. David Barrere
8 years experience Obstetrics and Gynecology
Sounds right: I think you're correct.
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1 thank
A 29-year-old female asked:
Dr. Jalal Zuberi
44 years experience Pediatrics
YES: The dates seem to conform to a regular 40 week's gestation period. Congratulations! Make sure you follow your OB's recommendations and keep a healthy ... Read More
A 33-year-old female asked:
Dr. Neeoo Chin
39 years experience Fertility Medicine
Not likely: If the due date is july 7 then ovulation probably most likely occurred on october 14.
A 34-year-old male asked:
Dr. Sandra Pinkham
52 years experience Holistic Medicine
No: Periods so close together indicate a hormone imbalance. If she is weak as well she may be iron deficient and may need vitamin d. With healthy food, 7 ... Read More
A 26-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Confusing question: So are you pregnant? You state that you know your due date so then calculating the chances of getting pregnant are irrelevant if you already know you ... Read More
A 32-year-old female asked:
Dr. Ipe Kalathoor
16 years experience Internal Medicine
Periods: Most of the time no. This around 14 days after ovulation , so the chances of getting pregnant is very less.
A 25-year-old female asked:
Dr. Robert Kwok
32 years experience Pediatrics
About estimates...: Dates are just estimates, and a few days does not make any difference in almost all cases. One can just get a calendar and count backwards 38 weeks fr ... Read More
A 29-year-old female asked:
Dr. Jeff Livingston
21 years experience Obstetrics and Gynecology
Online calculator: Use a reverse due date calculator for free online and this will be easy for you to find out. Simply type in your due date and the conception date will ... Read More

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