Could I Be Pregnant? Risks and Symptoms - Obstetrics and Gynecology

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Are you pregnant?


My last menstrual period started around November 22 and ended on the 28th, typically lasting about 7 days.
On December 5, my boyfriend touched the edge of my vagina, but I'm not sure if there were any secretions.
We didn't use a condom, and he didn't ejaculate.
At that time, it seemed to be during my fertile window.
Given that today is the 23rd and my period hasn't arrived yet, I'm a bit worried about the possibility of pregnancy.

Kiki, 10~19 year old female. Ask Date: 2015/12/22

Dr. Tian Yiwen reply Obstetrics and Gynecology


There have been cases of pregnancy occurring under such circumstances, so nothing is impossible.
A woman's menstrual cycle may not be regular when under stress.
It is advisable to wait another week, and if menstruation still hasn't occurred, consider purchasing a home pregnancy test.
Sometimes, menstruation may arrive during the waiting period.
For those who are sexually active, it is recommended to consistently take pre-exposure prophylaxis (the most important and effective method of contraception) along with using condoms (to prevent sexually transmitted infections, although the contraceptive effectiveness may vary) to avoid anxiety over special situations.
The cost of one abortion is equivalent to three years' worth of contraceptive pills, not to mention the physical harm caused by an abortion.
Please take good care of yourself.

Reply Date: 2015/12/22

More Info


When it comes to the possibility of pregnancy, understanding the timing of your menstrual cycle and the nature of the sexual encounter is crucial. Based on the details you've provided, your last menstrual period started around November 22 and ended on November 28. If we consider a typical menstrual cycle, ovulation usually occurs about 14 days before the next period is expected. Given that your cycle is approximately 28 days, ovulation would likely have occurred around December 6, which is just after the encounter you described on December 5.

The risk of pregnancy from the encounter you mentioned depends on several factors. Since you noted that your boyfriend did not ejaculate and there was uncertainty about the presence of pre-ejaculatory fluid, the chances of pregnancy are relatively low but not zero. Pre-ejaculatory fluid can contain sperm, and if it came into contact with the vaginal area, there is a potential risk of pregnancy, especially if it coincided with your fertile window.

Now, regarding your missed period: if your cycle is typically regular and you have not started your period by the expected date (around December 22), it is understandable that you are feeling anxious. A missed period can be one of the earliest signs of pregnancy, but it can also be caused by other factors such as stress, hormonal imbalances, or changes in lifestyle.

To clarify your situation further, here are some steps you can take:
1. Take a Pregnancy Test: The most straightforward way to determine if you are pregnant is to take a home pregnancy test. These tests are designed to detect the hormone hCG (human chorionic gonadotropin), which is produced during pregnancy. For the most accurate results, it’s best to take the test after your missed period.

2. Consider Other Symptoms: In addition to a missed period, other early signs of pregnancy can include nausea, breast tenderness, fatigue, and frequent urination. However, these symptoms can also be related to other conditions or stress.

3. Consult a Healthcare Provider: If the test is positive or if you continue to have concerns about your menstrual cycle or potential pregnancy, it’s advisable to consult a healthcare professional. They can provide guidance, perform further testing if necessary, and discuss your options moving forward.

4. Monitor Your Cycle: If you are not pregnant and your period does not arrive soon, it may be helpful to monitor your cycle over the next few months. If irregularities persist, consider seeking medical advice to rule out any underlying issues.

In summary, while the risk of pregnancy from your described encounter is low, it is not impossible. Taking a pregnancy test will provide clarity, and if you have any further concerns or symptoms, reaching out to a healthcare provider is always a good step. Remember that stress and anxiety can also affect your menstrual cycle, so try to take care of your mental health during this time.

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Since both pregnancy tests have come back negative and you have had two menstrual periods, it can be confirmed that you are not pregnant. Please do not worry. Sincerely, Dr. Li-Cheng Lu, Taoyuan Hospital.

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Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, the chances of pregnancy are low, but it is always best to take preventive measures beforehand. Do not rely on the safe period. If your period is late for more than a week, it is advisable to see a gynecologist. Wishing you good health.

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Dr. Tian Yiwen reply Obstetrics and Gynecology
If you have not used contraception, there is a possibility of pregnancy. Please purchase a pregnancy test to check for pregnancy. If the test is negative and you have not had your period for more than two months, please consult a gynecologist directly.

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


Dr. Huang Jianxun reply Obstetrics and Gynecology
Hello: In principle, your questions 1, 2, and 3 do not suggest a high likelihood of easy conception. If your menstrual period is delayed, there is a possibility of pregnancy, and you may want to take a pregnancy test. Sincerely, Dr. Huang Jian-Hsun, Obstetrics and Gynecology.

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