Painless Vaginal Bumps: Causes and Concerns - Obstetrics and Gynecology

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Vaginal mass or lump?


Hello, I recently noticed a painless lump at the vaginal opening that seems to be growing outward from inside the vagina.
The surface is rough, not smooth.
It appears larger during menstruation, but I can feel it while showering.
There is no burning sensation or increased frequency when urinating, and there is no bleeding outside of my menstrual period.
I use tampons during my period and do not feel like anything is stuck.
Could you please tell me what this might be?

SS, 20~29 year old female. Ask Date: 2020/12/13

Dr. Chen Zhiyu reply Obstetrics and Gynecology


Regarding your concerns, the response is as follows: Although you have described such abnormalities, it is still advisable to visit an obstetrics and gynecology clinic for confirmation of the actual lesions.
Thank you for your inquiry, and I wish you health and happiness.

Reply Date: 2020/12/13

More Info


When it comes to painless vaginal bumps, there are several potential causes that could explain your symptoms. Based on your description, the bumps are rough in texture, increase in size during menstruation, and do not cause any discomfort during urination or other activities. Here are some possible explanations for what you might be experiencing:
1. Bartholin's Gland Cysts: The Bartholin's glands are located on either side of the vaginal opening and are responsible for secreting fluid that helps lubricate the vagina. If these glands become blocked, fluid can accumulate, leading to the formation of a cyst. These cysts are often painless and can fluctuate in size, particularly during hormonal changes such as menstruation. If the cyst becomes infected, it may cause pain and swelling, but a simple cyst typically does not.

2. Fibromas or Lipomas: These are benign growths that can occur in various tissues, including the vaginal area. Fibromas are fibrous tissue growths, while lipomas are composed of fatty tissue. Both can present as painless lumps and may vary in size. They are generally harmless but should be monitored for any changes.

3. Genital Warts: Caused by the human papillomavirus (HPV), genital warts can appear as small, rough bumps. They are typically painless but can vary in appearance. If you have had any new sexual partners or unprotected sex, it may be worth considering this possibility.

4. Sebaceous Cysts: These are small, painless lumps that can form when sebaceous glands become blocked. They are usually harmless and can occur anywhere on the body, including the genital area.

5. Vaginal Polyps: These are growths on the vaginal wall that can be painless and may change in size with hormonal fluctuations. They are usually benign but should be evaluated by a healthcare provider to rule out any concerns.

6. Hormonal Changes: Fluctuations in hormone levels during your menstrual cycle can lead to changes in the vaginal tissue, which might cause temporary swelling or the appearance of bumps.

Given that you have not experienced any pain, burning during urination, or abnormal bleeding, it is less likely that these bumps are indicative of a serious condition. However, it is essential to have any new or unusual growths evaluated by a healthcare professional. They can perform a physical examination and may recommend further tests, such as a biopsy, if there is any concern about the nature of the bumps.

In summary, while painless vaginal bumps can often be benign, it is crucial to consult with a healthcare provider for an accurate diagnosis and appropriate management. Regular gynecological check-ups are important for maintaining reproductive health and addressing any concerns that may arise. If you notice any changes in the bumps, such as increased size, pain, or changes in discharge, seek medical attention promptly.

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