Changes in Semen Color: When to Seek Medical Attention for Possible Inflammation - Urology

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Semen color


Last week, during a date with my girlfriend, I experienced an erection while wearing tight pants, which caused some compression in the lower region.
For the next two days, I had pain in my testicles and the area above them, but it returned to normal after that.
Currently, there is no pain, but I noticed a change in the color of my semen during masturbation.
The first time, there were a few blood streaks, but later there was no blood.
Sometimes the color appears very green, and other times it seems to have a hint of red, but there are no blood streaks.
I would like to know if there might be inflammation somewhere, and if the absence of pain means that medical attention is still necessary.

TC, 20~29 year old female. Ask Date: 2015/02/19

Dr. Li Xinyi reply Urology


In young individuals, hematospermia is often benign.
It can be monitored for a month, and if issues persist, medical attention should be sought.

Reply Date: 2015/02/19

More Info


Changes in semen color can be concerning, and it's important to understand the potential implications and when to seek medical attention. The color of semen can vary due to several factors, including diet, hydration, and underlying health conditions. In your case, the presence of blood or a change in color to green or red could indicate an issue that warrants further investigation.

Firstly, let's address the potential causes of changes in semen color. Blood in semen, known as hematospermia, can result from various factors, including inflammation or infection of the reproductive tract, trauma, or even benign conditions like cysts. The greenish tint could suggest an infection, possibly related to the prostate or seminal vesicles, which can occur due to sexually transmitted infections (STIs) or other bacterial infections. It's also worth noting that certain foods, medications, or supplements can alter the color of semen, but these are usually benign.

Given that you experienced pain in the testicular area, even if it has resolved, it is crucial to consider that this could have been a sign of inflammation or infection. The fact that you initially noticed blood in your semen is particularly concerning. While the absence of pain is a positive sign, it does not rule out the possibility of an underlying issue. Infections can sometimes be present without significant pain, especially in the early stages.

When to seek medical attention? If you notice any of the following symptoms, it is advisable to consult a healthcare professional:
1. Persistent Changes: If the changes in semen color persist for more than a few days, especially if you continue to see blood or unusual colors.

2. Pain or Discomfort: Any return of pain in the testicular area or discomfort during ejaculation.

3. Other Symptoms: Accompanying symptoms such as fever, chills, or unusual discharge from the penis.

4. Sexual Health Concerns: If you suspect an STI or have had unprotected sexual contact with a new partner.

In terms of treatment, if an infection is diagnosed, it may require antibiotics or other medications. If the cause is related to trauma or a benign condition, your healthcare provider will guide you on the appropriate management.

In conclusion, while the absence of pain is a good sign, the changes in semen color, particularly the presence of blood or unusual hues, should not be ignored. It is advisable to seek medical attention to rule out any serious conditions and to receive appropriate treatment if necessary. Early intervention can prevent complications and ensure your reproductive health is maintained. Always prioritize your health and do not hesitate to reach out to a healthcare professional for any concerns regarding changes in your body.

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