Prolonged Menstrual Periods: Causes and Insights - Obstetrics and Gynecology

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Prolonged menstrual period


Hello Doctor: I previously experienced a period where my menstruation almost stopped, relying on medication for about 2 to 3 years.
Recently, my periods have returned, but the flow is less than before and the duration is prolonged, sometimes exceeding ten days.
However, I do not feel any discomfort in my body.
What could this situation be? Thank you!

presto, 20~29 year old female. Ask Date: 2001/08/22

Dr. Zhan Deqin reply Obstetrics and Gynecology


If your menstrual period lasts too long, it is best to consult a gynecologist.
If necessary, an ultrasound examination can be performed to check for any abnormalities in the uterus and ovaries.

Reply Date: 2001/08/22

More Info


Prolonged menstrual periods, also known as menorrhagia or prolonged bleeding, can be a source of concern for many women. Understanding the causes and implications of this condition is essential for managing it effectively. In your case, it seems that you have experienced irregular menstrual cycles in the past, requiring medication to induce menstruation, and now you are facing prolonged periods that last longer than ten days, albeit with a lighter flow and no accompanying discomfort.

There are several potential causes for prolonged menstrual periods, and they can vary widely among individuals. Here are some common factors that could contribute to your situation:
1. Hormonal Imbalances: The menstrual cycle is regulated by a complex interplay of hormones, including estrogen and progesterone. Any disruption in these hormone levels can lead to irregularities in your cycle, including prolonged periods. Conditions such as polycystic ovary syndrome (PCOS) or thyroid disorders can lead to hormonal imbalances.

2. Uterine Fibroids or Polyps: These are non-cancerous growths in the uterus that can cause heavy or prolonged bleeding. Fibroids are more common in women of reproductive age and can vary in size and number. Polyps are smaller and can also lead to irregular bleeding.

3. Endometrial Hyperplasia: This condition occurs when the lining of the uterus becomes too thick, often due to excess estrogen without enough progesterone. It can lead to prolonged or heavy menstrual bleeding and may require medical evaluation.

4. Medications: Certain medications, especially hormonal treatments or anticoagulants (blood thinners), can affect menstrual bleeding patterns. If you are taking any medications, it’s worth discussing with your healthcare provider.

5. Stress and Lifestyle Factors: High levels of stress, significant weight changes, or excessive exercise can impact your menstrual cycle. These factors can lead to hormonal fluctuations that may result in prolonged periods.

6. Underlying Health Conditions: Conditions such as diabetes, liver disease, or bleeding disorders can also affect menstrual cycles. It’s important to consider your overall health and any other symptoms you may be experiencing.

Given that you mentioned experiencing prolonged periods without discomfort, it’s still advisable to consult with a healthcare provider for a thorough evaluation. They may recommend blood tests to check hormone levels, imaging studies like an ultrasound to assess for fibroids or polyps, or a biopsy if there are concerns about the uterine lining.

In summary, while prolonged menstrual periods can be concerning, they are often manageable with the right medical guidance. It’s essential to keep track of your menstrual patterns and any other symptoms you may experience. Open communication with your healthcare provider will help you understand the underlying causes and explore appropriate treatment options tailored to your needs. Remember, every woman’s body is different, and what is normal for one person may not be for another. Seeking professional advice is the best way to ensure your reproductive health is in check.

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