Unusual Vaginal Discharge: Causes and Concerns - Obstetrics and Gynecology

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Hello doctor, I have a complicated sexual history.
Last year, after a sexual encounter, I discovered that the condom had slipped into my vagina after ejaculation.
I went to see a doctor the next day, and they removed the condom.
The doctor mentioned inflammation and prescribed medication and an injection.
Shortly after, I noticed yellow discharge on my underwear, which had a foul odor.
A few months later, the discharge turned slightly green and the smell became even stronger.
I didn't see a doctor, but I realized that this situation doesn't occur when I am not sexually active.
However, it returns when I have sexual intercourse.
There is no itching or pain, just a wet sensation similar to menstruation, but the odor is increasingly bothersome.
What could this condition be?

Ting Er, 20~29 year old female. Ask Date: 2015/09/21

Dr. Lü Lizheng reply Obstetrics and Gynecology


The response indicates the presence of yellow liquid with a foul odor, which suggests inflammation.
It is recommended to seek medical examination and treatment.
Sincerely, Dr.
Lyu Li-Cheng, Taoyuan Hospital.

Reply Date: 2015/09/21

More Info


Understanding unusual vaginal discharge is crucial for maintaining reproductive health, especially when there are accompanying symptoms such as odor, color changes, or discomfort. Based on your description, it seems you are experiencing a significant change in your vaginal discharge, which has evolved from yellow to green and has an increasingly foul odor. This situation raises several concerns that warrant further investigation.

Firstly, the presence of a foul-smelling discharge, particularly one that changes color, can indicate an infection. Common causes of abnormal vaginal discharge include bacterial vaginosis (BV), yeast infections, and sexually transmitted infections (STIs) such as trichomoniasis. Bacterial vaginosis is characterized by an imbalance of normal bacteria in the vagina, leading to a fishy odor and a grayish or yellow discharge. On the other hand, trichomoniasis, a sexually transmitted infection, can cause a frothy, greenish discharge with a strong odor.

The fact that you noticed these symptoms after sexual intercourse suggests a possible link between your sexual activity and the onset of your symptoms. It is not uncommon for infections to be triggered or exacerbated by sexual activity, especially if there is a change in partners or if protection is not consistently used. The use of condoms is essential not only for preventing pregnancy but also for reducing the risk of STIs and maintaining a healthy vaginal flora.

Given that you have experienced these symptoms for an extended period and that they seem to correlate with sexual activity, it is crucial to seek medical attention. A healthcare provider can perform a thorough examination, including a pelvic exam and laboratory tests, to determine the exact cause of your symptoms. They may take a sample of the discharge for analysis, which can help identify any infections present.

In terms of treatment, it will depend on the diagnosis. If bacterial vaginosis is confirmed, antibiotics are typically prescribed. For yeast infections, antifungal medications may be necessary. If an STI is diagnosed, appropriate treatment will be provided based on the specific infection. It is also important to inform your sexual partner(s) about your symptoms, as they may need to be tested and treated as well to prevent reinfection.

Additionally, while waiting for your appointment, consider some self-care measures. Avoid using scented soaps, douches, or vaginal sprays, as these can irritate the vaginal area and disrupt the natural balance of bacteria. Wearing breathable cotton underwear and avoiding tight-fitting clothing can also help reduce moisture and irritation.

In conclusion, your symptoms of unusual vaginal discharge, particularly the changes in color and odor, are concerning and should not be ignored. It is essential to consult with a healthcare provider for a proper diagnosis and treatment plan. Early intervention can prevent complications and help restore your vaginal health. Remember, open communication with your healthcare provider about your sexual history and symptoms is vital for effective care.

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