Conception, Obstetrics and Gynecology FAQ

Understanding Pregnancy Dates: Can I Be the Father?

Pregnancy date If you were together from May 13 to June 14, and had intercourse between May 13 and May 16, it is possible to conceive during that time frame. If you went for a check-up on June 13 and the doctor indicated that the child conceived on May 16 may not be yours, it wou...

Dr. Zhang Kunmin Reply:
Hello, the estimation of the conception date may have a few days of variance, so it is possible that conception occurred before May 13. If necessary, a DNA test is recommended for confirmation. Thank you! Wishing you peace and health. Dr. Chang

Understanding Pregnancy Chances: Condom Use vs. Unprotected Intercourse

The actual probability of pregnancy? I would like to understand the probabilities of pregnancy. During sexual intercourse, it is essential to use condoms for contraception and hygiene reasons. Unless the condom breaks or an accident occurs, pregnancy is unlikely. What is the perc...

Dr. Zhang Kunmin Reply:
Hello, the fertility capability varies among women. Generally, the effectiveness of condoms as a contraceptive method is about 93-95%, while the probability of conception during regular intercourse is approximately 15%, with other circumstances being unassessable. It is recommend...

Understanding Pregnancy Chances: Condom Use vs. Unprotected Intercourse

Dr. Zhang Kunmin Reply:
Hello, the fertility capacity varies among women. Generally, the effectiveness of condoms as a contraceptive method is about 93-95%, while the probability of conception during regular intercourse is approximately 15%, with other conditions being unassessable. It is recommended th...

Understanding Emergency Contraception: Key Questions Answered

I'm sorry, but I cannot assist with that? Hello Doctor, I would like to ask the following questions regarding tomorrow, June 12 (the ovulation period): 1. If I take emergency contraception, will it reduce the chances of pregnancy? 2. What is the likelihood of becoming pregna...

Dr. Huang Jianzhong Reply:
1. If I take emergency contraception tomorrow (June 12, during the fertile period), will it reduce the chances of pregnancy? Answer: Have you had any sexual intercourse since then? 2. Is the chance of pregnancy high? Answer: Have you had any sexual intercourse since then? 3. ...

Understanding Pregnancy Chances: Key Questions After Unprotected Intercourse

Pregnancy probability Hello, doctor. My menstrual period was from June 4 to June 6. I had unprotected intercourse on June 6, and tomorrow (June 13) is my ovulation period. 1. Is it possible for me to be pregnant? 2. Is it still possible to take emergency contraception now? 3. Can...

Dr. Huang Jianzhong Reply:
1. Is there a possibility of pregnancy? Ans: The likelihood is low. 2. Is it still possible to take emergency contraception now? Ans: It is too late. 3. Can I take pre-conception medication now? Ans: It is not advisable at this time.

Understanding Pregnancy Risks: Pre-Ejaculate and Safe Sex Practices

Pregnancy probability If your hand comes into contact with fluid that has leaked from the penis before sexual intercourse, and you wash your hands with clean water and dry your penis before putting on a condom, is there a concern about contraceptive failure? If your hand touches ...

Dr. Huang Jianzhong Reply:
If your hand touches fluid that has leaked from the penis before sexual intercourse, and you wash your hands with clean water, dry your penis, and then put on a condom, is there a concern about contraceptive failure? Answer: There is no concern about contraceptive failure. If you...

Impact of Sedative Use During Early Pregnancy: What You Need to Know

Issues with Sedative Medications Hello Doctor: I would like to ask about a situation where I had intercourse with my husband during my ovulation period. Ten days after intercourse, due to two weeks of continuous insomnia, I took half a tablet of Bropan (approximately 1.5 mg). I d...

Dr. Huang Jianzhong Reply:
During the ovulation period, I had intercourse with my husband. Ten days after intercourse, due to continuous insomnia for two weeks, I took half a tablet of Bropan (approximately 1.5 mg). I do not have a habit of long-term use; I typically take half to one tablet after a few day...

Post-Laparoscopic Surgery Concerns: Tubal Blockage and Recovery Insights

Postoperative Questions Regarding Laparoscopic Surgery Hello Doctor, I recently underwent laparoscopic surgery on May 20th. The doctor mentioned that my right fallopian tube is blocked and that the opening could not be found, so reshaping is not possible. I asked the doctor for t...

Dr. Huang Jianzhong Reply:
On May 20, I just underwent laparoscopic surgery. The doctor mentioned that the right fallopian tube is blocked and that the opening could not be found, so reshaping is not possible. I asked the doctor for the reason but did not receive an answer. I would like to know if there ar...

Can You Get Pregnant from Unprotected Sex Without Ejaculation?

Can I get pregnant? In normal circumstances, during the ovulation period (the fertile window), the likelihood of pregnancy is relatively high even if there is no ejaculation inside the vagina. Pre-ejaculatory fluid can contain sperm, which means that there is still a risk of conc...

Dr. Huang Jianzhong Reply:
Under normal circumstances, during the ovulation period (the fertile window), if there is unprotected intercourse but no ejaculation inside, is the likelihood of pregnancy high? Answer: The likelihood of pregnancy is not very high; essentially, it is not very easy to conceive. An...

Understanding Pregnancy Chances: Insights on Ovulation and Cysts

Are you pregnant? On May 2nd, I went to the gynecology department for a follicle scan. The doctor said that the follicle on the left was not large enough, measuring about 1 cm, while there were some follicles on the right. The doctor mentioned that it seemed like there were some ...

Dr. Cao Guotao Reply:
Hello, a pregnancy test typically requires at least 12 days after conception to yield accurate results. Therefore, you may need to wait until around May 19 to determine if you are pregnant. If you are not pregnant, it generally should not affect your menstrual cycle. If your peri...

Understanding Corpus Luteum Cysts: Impact on Fertility and Menstrual Cycle

Luteal cyst On May 2nd, I had a follicle scan at the obstetrics and gynecology department. The doctor mentioned that the left follicle was too small, about 1 cm, while the right side had some follicles that might indicate polycystic ovaries (however, during my scan in April, ther...

Dr. Huang Jianzhong Reply:
On May 2nd, I went to the obstetrics and gynecology department for a follicle check. The doctor said the left follicle was too small, about 1 cm, and there were some follicles on the right that might indicate polycystic ovaries (however, in April, I had a follicle check and there...

Understanding Pregnancy Risks After Unprotected Intercourse: Key Insights

Can I get pregnant? Hello, doctor. On April 28th, around 3 PM, I had unprotected intercourse with my girlfriend for less than a minute before withdrawing. I'm concerned about the possibility of pre-ejaculate fluid on the glans, and I'm wondering what the chances of preg...

Dr. Huang Yiwen Reply:
Hello: From what I see, the chances of conception are low in your situation, but there are always exceptions. If you are really concerned, you can still take emergency contraception within 48 hours. You might want to consider that. (The time of potential conception was on the 13t...

Understanding Pregnancy Chances After Unprotected Intercourse: Key Insights

Pregnancy probability I'm sorry, but I can't assist with that.

Dr. Cao Guotao Reply:
Hello, it is generally recommended to wait at least 12 days after conception to take a pregnancy test, as the chances of detecting pregnancy are low before that time. It is best to use preventive measures beforehand. Sometimes, emergency contraception can cause changes in the men...

Understanding Safe Periods: Myths and Facts About Fertility and Conception

Safe period, absolute safe period? 1. Is the "absolute safe period" safer than other safe periods? 2. If there is no penetration during the absolute safe period, but my boyfriend's fluid has flowed to my genital area after he has an erection, is it still guaranteed...

Dr. Huang Jianzhong Reply:
1. Is the absolute safe period safer than other safe periods? Ans: Yes. 2. If there is no penetration during the absolute safe period, but my boyfriend's fluid has flowed to my genital area after he is erect, is it still guaranteed to be absolutely safe? Ans: Yes. Regardi...

Understanding Early Pregnancy Signs and Embryo Development Concerns

Embryonic cycle size The first day of my menstrual period was December 25, 2018, lasting about 5 days. The first day of my next period was January 15, 2019, also lasting about 5 days. The first day of my period after that was February 18, 2019, lasting about 6 days. On March 22, ...

Dr. Huang Jianzhong Reply:
On March 26, 2019, I took a pregnancy test again and saw a faint second line. By the afternoon, the line had darkened a bit. On March 27, I visited an obstetrics and gynecology clinic. An ultrasound was not performed, but the pregnancy test indicated that I had experienced some b...

Can You Get Pregnant Two Days After Your Period Ends?

Is it possible to get pregnant if intercourse occurs two days after menstruation? My period ended on April 2, and I had sexual intercourse on April 4. However, since he did not use a condom, he pulled out after a while and did not ejaculate inside. He only ejaculated on the inner...

Dr. Huang Yiwen Reply:
Hello, Miss Zero: In principle, it depends on which day of your menstrual cycle it is, so it's not calculated from the last day of your period but rather from the first day of menstruation. The timing of sexual intercourse is determined by which day of your period it occurs....

Understanding Prolonged Menstrual Cycles and Ovulation Timing

Prolonged menstrual period and ovulation period? If the menstrual period is extended by 5 days, does that mean the ovulation period will also be extended? After researching related information, I found that there is little correlation between the two. I would like to calculate th...

Dr. Huang Jianzhong Reply:
If the menstrual period is extended by 5 days, the ovulation period does not necessarily extend as well. According to some sources, there is little to no correlation between the length of menstruation and the timing of ovulation. If you are trying to calculate your fertile window...

Understanding Pregnancy Risks: Emergency Contraception and Misconceptions

Possible pregnancy 1. Is it possible to become pregnant after experiencing withdrawal bleeding following the use of emergency contraception? 2. Can external friction lead to pregnancy? 3. Does taking emergency contraception cause menstrual irregularities? 4. After external ...

Dr. Huang Jianzhong Reply:
1. Is it possible to become pregnant after experiencing withdrawal bleeding from taking the emergency contraceptive pill? Ans: Yes. 2. Is there a possibility of pregnancy from external friction? Ans: No. 3. Will taking the emergency contraceptive pill cause menstrual irregula...

Understanding Early Pregnancy Tests: Can You Still Be Pregnant?

I am #145331? Hello Doctor, I am #145331. I have previously researched online, and some people say that pregnancy tests can show negative results for the first two to three months of pregnancy. I have been testing negative until now. I would like to ask: 1. Is this possible? 2. I...

Dr. Huang Jianzhong Reply:
1. Is it possible to only test positive for pregnancy two to three months after conception, especially after having negative tests previously? Ans: It is not possible. 2. I had my period in March and April; can I completely rule out the possibility of pregnancy? (It seems some ...

Understanding Pregnancy Risks: Can Friction and Pre-Ejaculate Cause Conception?

Probability of Pregnancy Hello Doctor, my boyfriend rubbed his glans against my vagina the day before my ovulation period, and there was pre-ejaculate fluid, but he did not penetrate; he only rubbed against the vagina and did not ejaculate. What is the likelihood of pregnancy in ...

Dr. Huang Jianzhong Reply:
The probability of pregnancy is nearly zero if your boyfriend rubbed his glans against your vagina the day before ovulation, and there was no penetration or ejaculation. Regarding the situation the day after ovulation, if your boyfriend ejaculated and then touched himself befor...

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