Missed Period: Pregnancy Signs or Just Delayed Menstruation? - Obstetrics and Gynecology

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If you don't get your period, you can't confirm a pregnancy?


I am preparing to conceive my second child.
My last menstrual period started on January 10, and on February 15, I had only a very light flow that lasted for just one day.
Since February 5, I have been experiencing some breast tenderness, which continues to this day.
I have taken a home pregnancy test and also had a pregnancy test done at the obstetrician's office, both of which showed only one line.
The obstetrician prescribed medication to induce menstruation, and I have been using test strips at home, but the second line is very faint (indicating no ovulation).
Over the past two weeks, I have occasionally felt nauseous.
I read that some people may experience this before their period.
I am currently unsure if I am experiencing a delayed period or if there is a possibility of being pregnant.

Gu Tu, 30~39 year old female. Ask Date: 2020/02/26

Dr. Huang Yiwen reply Obstetrics and Gynecology


Hello, Miss Gu Tu: Menstrual delays or early pregnancy can present a wide variety of symptoms that make it difficult to determine a diagnosis based solely on symptoms.
Ultimately, it requires appropriate patience and observation.

Reply Date: 2020/02/26

More Info


When it comes to missed periods and the signs of pregnancy, it can often be a confusing and anxious time for many women. In your case, you mentioned that your last menstrual period (LMP) started on January 10, and you experienced some light bleeding on February 15 that lasted only a day. Additionally, you have been experiencing breast tenderness since February 5 and occasional nausea. You have also conducted home pregnancy tests and had tests done at a gynecologist's office, both of which returned negative results, although you noted that the second line on the home tests was very faint.
Firstly, it's important to understand that a missed period can be caused by various factors, not just pregnancy. Stress, hormonal imbalances, changes in weight, and medical conditions such as polycystic ovary syndrome (PCOS) can all lead to irregularities in menstrual cycles. Given that you are preparing to conceive your second child, it’s also possible that your body is adjusting to the changes that come with trying to conceive.

The symptoms you are experiencing, such as breast tenderness and nausea, can indeed be early signs of pregnancy. However, they can also be premenstrual symptoms. The faint line on your home pregnancy test could indicate a very early pregnancy, but it could also be a result of testing too early or a chemical pregnancy, where a fertilized egg does not implant properly.
In terms of the light bleeding you experienced on February 15, it is worth noting that some women experience what is known as implantation bleeding, which can occur when a fertilized egg attaches to the lining of the uterus. However, given that you have had negative pregnancy tests, this seems less likely.

Since you have been taking medications to induce menstruation, it’s also possible that these could affect your cycle and the results of your pregnancy tests. Medications can sometimes cause hormonal fluctuations that might lead to symptoms mimicking pregnancy, such as breast tenderness and nausea.

Given the complexity of your situation, the best course of action would be to continue monitoring your symptoms and consider scheduling a follow-up appointment with your gynecologist. They may recommend a blood test to measure your beta-hCG levels, which can provide a more definitive answer regarding pregnancy. Blood tests can detect lower levels of the hormone than urine tests and can help determine if you are indeed pregnant or if there is another underlying issue affecting your menstrual cycle.

In summary, while your symptoms could suggest pregnancy, the negative tests and the light bleeding make it essential to consult with your healthcare provider for further evaluation. They can provide personalized advice and help you understand what might be happening with your body. Remember, every woman's body is different, and it’s crucial to listen to your body and seek professional guidance when in doubt.

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