Conception, Obstetrics and Gynecology FAQ

Share to:
Understanding Conception Dates: A Guide for Women with Irregular Periods

Pregnancy date Hello Doctor, I would like to ask about the conception date. I have polycystic ovary syndrome (PCOS) and my menstrual cycle is sometimes normal, but other times it comes every three months. My menstrual periods were from January 8 to January 12, and then again from...


Dr. Liu Fuping Reply:
Hello, pregnancy tests measure the hCG levels, which begin to be secreted only after the embryo implants. Therefore, it may not be detectable in the early stages of pregnancy. The conception date is related to the menstrual cycle and the dates of intercourse. It is advisable to c...

[Read More] Understanding Conception Dates: A Guide for Women with Irregular Periods


Understanding Pregnancy Chances with Irregular Menstrual Cycles

Pregnancy possibility - urgent? Hello Doctor, I have irregular menstrual cycles. The first day of my last period was on June 9, and it has been 52 days since then. A few days ago, I started noticing white discharge, which has decreased over the last two days. Today, I had unprote...


Dr. Cao Guotao Reply:
Hello, if your menstrual cycle is usually very late, it is advisable to consult a gynecologist for treatment, as it may facilitate conception. Wishing you good health.

[Read More] Understanding Pregnancy Chances with Irregular Menstrual Cycles


Understanding Conception Dates: A Guide for Expecting Mothers

Date of conception Hello Doctor, this year I started having regular menstrual cycles. My period began on January 8 and ended on January 11. My last menstrual period was on February 6 and ended on February 10. In April, I took a pregnancy test which was negative, but on May 10, I ...


Dr. Cao Guotao Reply:
Hello, the estimated date of conception is around mid-April, but it is difficult to determine the exact day. Wishing you good health.

[Read More] Understanding Conception Dates: A Guide for Expecting Mothers


Understanding Conception Dates: A Guide for Expecting Mothers

Date of conception Hello Doctor, this year I started having regular menstrual cycles. My period began on January 8 and ended on January 11. My last menstrual period was on February 6 and ended on February 10. In April, I took a pregnancy test which was negative. On May 10, I went...


Dr. Cao Guotao Reply:
Hello, it is possible that conception occurred in mid-April. Wishing you good health.

[Read More] Understanding Conception Dates: A Guide for Expecting Mothers


Calculating Conception Date Based on Due Date of August 27

Calculation of the Conception Date Based on your due date of August 27, your estimated conception date would be around November 30 of the previous year.


Dr. Cao Guotao Reply:
Hello, it could possibly be around December 5, 2023. Wishing you good health.

[Read More] Calculating Conception Date Based on Due Date of August 27


Determining the Conception Date: Is My Baby from My Ex or Current Partner?

I would like to know on which day I successfully conceived? I broke up with my ex on January 19 and started a new relationship in early February. My period started on February 6 and ended on February 10. I went to the hospital for a pregnancy test in early April, which showed I w...


Dr. Cao Guotao Reply:
Hello, it should have nothing to do with your ex. Wishing you good health.

[Read More] Determining the Conception Date: Is My Baby from My Ex or Current Partner?


Is It Safe for Pregnant Women to Use Antiperspirants?

Can pregnant women use antiperspirants? There is a family history of bromhidrosis, and I am also troubled by it. I have been using antiperspirants for a long time, specifically "Youdafen" antiperspirant two days a week. I am planning to become pregnant and would like to...


Dr. Chen Zhiyu Reply:
Hello, please refer to the instructions and usage guidelines for antiperspirants, which should include any contraindications or precautions. You may also bring the antiperspirant with you to the obstetrics and gynecology clinic for preconception counseling. Thank you.

[Read More] Is It Safe for Pregnant Women to Use Antiperspirants?


Understanding Ovulation Issues: Timing, Testing, and Chances of Conception

Ovulation issues Hello doctor, my average cycle is 29 days. The first day of my last menstrual period was on May 19, and I took ovulation medication. My expected ovulation date is June 26. I had an ultrasound done recently, and the doctor said that I could have intercourse in the...


Dr. Cao Guotao Reply:
Hello, June 5th is a good day for intimacy. Wishing you good health.

[Read More] Understanding Ovulation Issues: Timing, Testing, and Chances of Conception


Who is the Likely Father? Understanding Pregnancy Timing and Conception

Pregnancy cycle Based on the menstrual cycle from April 1 to April 7, with light bleeding on April 6 and 7, and considering unprotected intercourse with Male A on April 6, 7, and 9, followed by unprotected intercourse with Male B on April 23, 24, and 26, and a pregnancy test on M...


Dr. Cao Guotao Reply:
Hello, it is more likely to be B. Wishing you good health.

[Read More] Who is the Likely Father? Understanding Pregnancy Timing and Conception


Can You Get Pregnant After Taking Emergency Contraceptive Pills?

Taking contraceptive pills during the fertile window? The last menstrual period started on April 24, and the app indicates the possible conception window was from May 6 to May 11. I had intercourse with my boyfriend on May 8 while using a condom, but it broke. I took emergency co...


Dr. Zhang Kunmin Reply:
Hello, the failure rate of correctly using condoms is still about 5%. Additionally, the effectiveness of emergency contraception is not 100%, with an average failure rate of around 3%. However, it is still considered a remedial method. It is advisable to check for pregnancy if yo...

[Read More] Can You Get Pregnant After Taking Emergency Contraceptive Pills?


Understanding Irregular Periods After Two Years on Birth Control Pills

After taking the contraceptive pill Diane for two years and four months, there is no menstrual period? Hello Doctor: I have been taking the contraceptive pill Diane for about two years. After stopping the medication, my menstrual flow has decreased to only the amount of a bottle ...


Dr. Cao Guotao Reply:
Hello, please continue to observe. Next month, check if the menstrual flow is normal. If it is still abnormal and the flow is less, I recommend seeing a gynecologist to adjust your menstrual cycle. Wishing you good health.

[Read More] Understanding Irregular Periods After Two Years on Birth Control Pills


Understanding Pregnancy Risks: Can Pre-Ejaculate Cause Conception?

Probability of Pregnancy Hello, doctor. My last menstrual period was from April 26 to April 30. Yesterday, on May 3, I touched my boyfriend's pre-ejaculate fluid with my fingers and then touched my external genitalia. I would like to know what the chances of pregnancy are in...


Dr. Zhang Kunmin Reply:
Hello, based on your description, the chances of pregnancy are low but not impossible. However, as long as there are active sperm in the vagina during the ovulation period, there is still a possibility of pregnancy regardless of the method. It is advisable to take appropriate con...

[Read More] Understanding Pregnancy Risks: Can Pre-Ejaculate Cause Conception?


Understanding Conception Dates and Miscarriage Options in Pregnancy

Pregnancy conception date and miscarriage? Hello Doctor: I found out I was pregnant on April 18, and I also had a blood test that day (since the gestational sac could not be seen via transvaginal ultrasound), which showed an hCG level of 136. On April 25, I had a transvaginal ult...


Dr. Cao Guotao Reply:
Hello, the two dates of March 28 and April 4 are very close, making it difficult to determine the exact day of conception. It seems more likely to be April 4, and it should still be possible to use vacuum aspiration for the procedure. Wishing you good health.

[Read More] Understanding Conception Dates and Miscarriage Options in Pregnancy


Understanding Menstrual Pain and Fertility Challenges: When to Seek Help

Menstrual pain and pregnancy issues? Hello, doctor. I am currently trying to conceive and have been diligently using ovulation test strips for three cycles without success. Both my partner and I have normal preconception check-ups. During my last menstrual period, on the first da...


Dr. Cao Guotao Reply:
Hello, if you still feel unwell, please visit a gynecologist for an examination. Wishing you good health.

[Read More] Understanding Menstrual Pain and Fertility Challenges: When to Seek Help


Understanding Pregnancy Weeks and Conception Dates: A Guide for Women

I would like to know the gestational age and the date of conception? My menstrual cycle is not very regular (but it consistently lasts for 7 days). I use the Eveline App to track my periods. My last periods were on December 3, 2023, January 9, 2024, and March 3, 2024. The app ind...


Dr. Cao Guotao Reply:
You may have conceived around April 3rd, and it is advisable to visit the obstetrics and gynecology department for a check-up around April 24th. Wishing you good health.

[Read More] Understanding Pregnancy Weeks and Conception Dates: A Guide for Women


Estimating Conception Date and Paternity: A Guide for Women

I would like to know the approximate date of conception and who the partner is? I have had regular menstrual cycles for the past few months, with a duration of 7 days and a cycle length of 32 to 33 days. The dates of my menstrual periods are as follows: 2023/9/29 to 2023/10/5, 20...


Dr. Cao Guotao Reply:
Hello, the chances are greater for B, but since the timing for both is close, we cannot say for certain who it is. Wishing you good health.

[Read More] Estimating Conception Date and Paternity: A Guide for Women


Understanding Ovulation: Your Questions Answered for Better Fertility

I would like to inquire about ovulation issues? Hello Dr. Tsao, I would like to ask some questions related to ovulation. My menstrual period started on March 29, and I took ovulation medication continuously for five days starting March 31, with two pills each day. On April 11, I ...


Dr. Cao Guotao Reply:
Hello, it is possible to have a second ovulation. If you are wondering about pregnancy, it is important to monitor your symptoms. Wishing you good health!

[Read More] Understanding Ovulation: Your Questions Answered for Better Fertility


Understanding Delayed Periods While on Birth Control Pills

Emergency contraceptive pills - Menstruation has not yet arrived? Hello, I have been taking the Yaz contraceptive pill (24+4) for six months, consistently at 11 PM without missing any doses. My period usually starts on the afternoon of the 29th day, or on the first day of the new...


Dr. Zhang Kunmin Reply:
Hello, Oral contraceptives must be taken at the same time every day, and correct usage can achieve a 99% effectiveness rate in preventing pregnancy. For those using a 28-day pack, if menstruation does not occur during the last 7 days, you can start the next pack immediately. If...

[Read More] Understanding Delayed Periods While on Birth Control Pills


Can You Get Pregnant from Semen on the Clitoris or Vaginal Opening?

Probability of Pregnancy Is there a chance of pregnancy if a small amount of semen comes into contact with the clitoris or vaginal opening? Additionally, could using a tissue that has been in contact with semen to wipe the vaginal opening or clitoris lead to pregnancy?


Dr. Zhang Kunmin Reply:
Hello, the questioner: There is a possibility of pregnancy even if ejaculation has not occurred during intercourse, as pre-ejaculatory fluid may contain sperm. As long as there are motile sperm present in the vagina during the ovulation period, there remains a chance of conceptio...

[Read More] Can You Get Pregnant from Semen on the Clitoris or Vaginal Opening?


Can Pre-Ejaculate Fluid Cause Pregnancy? Your Questions Answered

Contact with pre-ejaculatory fluid? Hello Doctor, my menstrual period was from March 12 to March 18. On March 17, when I was intimate with my boyfriend, his finger may have come into contact with a small amount of pre-ejaculate fluid (not certain), and then he penetrated my vagin...


Dr. Cao Guotao Reply:
Hello, the probability of pregnancy should be low; just monitor the situation. Wishing you good health.

[Read More] Can Pre-Ejaculate Fluid Cause Pregnancy? Your Questions Answered


Page Next