Possible Causes of Foul-Smelling Yellow Discharge and Back Pain - Obstetrics and Gynecology

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Yellow discharge with a foul odor and a sour smell, accompanied by lower back pain?


Menstruation occurred from November 19 to November 27.
On November 27, there was unprotected sexual intercourse without ejaculation.
Following that, there was light bleeding for four consecutive days, with a faint brown color.
By December 2, there was yellow discharge with a strong, sour odor, and there was also lower back pain.
What could be the possible symptoms in this case?

Lin, 10~19 year old female. Ask Date: 2022/12/09

Dr. Cao Guotao reply Obstetrics and Gynecology


Hello, the discharge has a sour odor, which may indicate inflammation.
It is recommended to see a gynecologist.
Wishing you good health.

Reply Date: 2022/12/09

More Info


The symptoms you are experiencing, including foul-smelling yellow discharge and back pain, can be indicative of several potential medical conditions. Based on your description, it is essential to consider the following possibilities:
1. Bacterial Vaginosis (BV): This is a common condition caused by an imbalance of bacteria in the vagina. BV often presents with a thin, yellowish discharge that has a strong, fishy odor. It can also cause discomfort and may lead to pelvic pain. The presence of foul-smelling discharge is a hallmark of this condition.

2. Sexually Transmitted Infections (STIs): Certain STIs, such as gonorrhea or chlamydia, can cause yellow discharge and may also lead to pelvic pain or discomfort during intercourse. These infections can sometimes present with unusual discharge and can be accompanied by other symptoms like fever or abdominal pain.

3. Cervicitis: Inflammation of the cervix, often due to infections (including STIs), can lead to abnormal discharge and pain. Cervicitis can cause yellow discharge that may have a foul odor, and it can also be associated with back pain.

4. Pelvic Inflammatory Disease (PID): This is a more severe condition that occurs when infections spread to the reproductive organs. PID can cause significant pelvic and lower back pain, along with abnormal discharge. It is often a complication of untreated STIs.

5. Urinary Tract Infection (UTI): Although UTIs typically present with different symptoms, they can sometimes cause back pain and changes in vaginal discharge. If the infection spreads to the kidneys, it can lead to more severe back pain and systemic symptoms.

Given the timeline you provided, where you experienced light bleeding after unprotected intercourse followed by yellow discharge, it is crucial to seek medical attention. The combination of foul-smelling discharge, back pain, and the recent history of sexual activity raises concerns for possible infections that require evaluation and treatment.


Recommendations:
- Consult a Healthcare Provider: It is essential to see a healthcare professional for a thorough evaluation. They may perform a pelvic exam, take samples for laboratory testing, and possibly conduct imaging studies if necessary.

- Avoid Self-Medication: While it might be tempting to use over-the-counter treatments or home remedies, it is crucial to avoid self-diagnosing and self-treating, as this could worsen the condition or lead to complications.

- Maintain Hygiene: In the meantime, maintain good genital hygiene. Avoid using scented products or douches, as these can disrupt the natural flora of the vagina and potentially exacerbate the issue.

- Monitor Symptoms: Keep track of any additional symptoms you may experience, such as fever, increased pain, or changes in the discharge, and report these to your healthcare provider.

In summary, the foul-smelling yellow discharge and back pain you are experiencing could be due to several underlying conditions, including bacterial vaginosis, STIs, cervicitis, or PID. Prompt medical evaluation is necessary to determine the exact cause and initiate appropriate treatment.

Similar Q&A

Possible Causes of Foul-Smelling Yellow Discharge and Back Pain

Menstruation occurred from November 19 to November 27. On November 27, there was unprotected sexual intercourse without ejaculation. Following that, there was light bleeding for four consecutive days, with a light brown color. By December 2, there was yellow discharge with a stro...


Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, it could be inflammation. I recommend seeing a gynecologist. Wishing you good health.

[Read More] Possible Causes of Foul-Smelling Yellow Discharge and Back Pain


Possible Causes of Foul-Smelling Yellow Discharge and Back Pain

Menstruation occurred from November 19 to November 27. On November 27, there was unprotected sexual intercourse without ejaculation. Following that, there was light bleeding for four consecutive days, with a light brown color. By December 2, there was yellow discharge with a foul...


Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, it could be inflammation. I recommend seeing a gynecologist. Wishing you good health.

[Read More] Possible Causes of Foul-Smelling Yellow Discharge and Back Pain


Possible Causes of Foul-Smelling Yellow Discharge and Back Pain

Menstruation occurred from November 19 to November 27. On November 27, there was unprotected sexual intercourse without ejaculation. Following that, there was light bleeding for four consecutive days, with a faint brown color. By December 2, there was yellow discharge with a foul...


Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, if your discharge has a sour smell, it may be due to inflammation. It is advisable to see a gynecologist. Wishing you good health.

[Read More] Possible Causes of Foul-Smelling Yellow Discharge and Back Pain


Possible Causes of Foul-Smelling Yellow Discharge and Back Pain

Menstruation occurred from November 19 to November 27. On November 27, there was unprotected sexual intercourse without ejaculation. Following that, there was light bleeding for four consecutive days, with a faint brown color. By December 2, yellow discharge appeared, which had a...


Dr. Cao Guotao reply Obstetrics and Gynecology
Hello, it could be inflammation. I recommend seeing a gynecologist. Wishing you good health.

[Read More] Possible Causes of Foul-Smelling Yellow Discharge and Back Pain


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