Groin Lumps: When to See a Gynecologist for Painful Swelling - Obstetrics and Gynecology

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Inguinal mass


Hello, doctor.
I would like to ask about a recent issue.
During my menstrual period, I have noticed a significant lump in the groin area (between the lower abdomen and thigh) that is painful to touch, and I can feel warmth in the area of the lump.
Should I consult a gynecologist for this issue? I have experienced similar problems in the past, and the swelling usually subsides after my period, but this time the lump has noticeably increased in size and is more painful.
Is there a possibility of it being a malignant tumor? Thank you for taking the time to respond.

Niming, 20~29 year old female. Ask Date: 2018/09/06

Dr. Huang Yiwen reply Obstetrics and Gynecology


Hello, Miss Anonymous: You should first consult with a gynecologist.
Your symptoms are related to your menstrual cycle, and if, as you mentioned, they disappear after your period ends, it is unlikely to be a malignant tumor, so there is no need to worry too much.

Reply Date: 2018/09/06

More Info


When it comes to groin lumps, especially those that are painful and associated with your menstrual cycle, it is essential to approach the situation with caution. The symptoms you describe—painful swelling in the groin area, heat at the site, and a history of similar occurrences—warrant a thorough evaluation by a healthcare professional, particularly a gynecologist.

Firstly, it is important to understand that the groin area can be affected by various conditions, some of which may be benign while others could be more serious. Common causes of groin lumps include:
1. Lymphadenopathy: Swollen lymph nodes can occur due to infections, including sexually transmitted infections (STIs), or systemic infections. The lymph nodes in the groin can become enlarged and tender, especially during menstruation due to hormonal changes and increased blood flow.

2. Cysts: Sebaceous cysts or Bartholin's cysts can develop in the groin area and may become inflamed or infected, leading to pain and swelling.

3. Hernias: An inguinal hernia can present as a lump in the groin, which may become more pronounced with physical activity or straining. Hernias can cause discomfort and may require surgical intervention.

4. Infections: Conditions such as cellulitis or abscesses can cause localized swelling and pain. If there is warmth and redness in the area, this could indicate an infection that may need antibiotics.

5. Tumors: While less common, both benign and malignant tumors can present as lumps in the groin. It is crucial to monitor any changes in size, shape, or associated symptoms such as weight loss or systemic symptoms.

Given that you have experienced similar issues in the past that resolved after your menstrual period, it may suggest a cyclical nature to the swelling, possibly related to hormonal changes or fluid retention. However, the fact that this episode has resulted in a more significant lump and increased pain is concerning and should not be ignored.

It is advisable to see a gynecologist or a healthcare provider as soon as possible for the following reasons:
- Evaluation: A thorough physical examination and possibly imaging studies (like an ultrasound) can help determine the nature of the lump.

- Diagnosis: Identifying whether the lump is due to an infection, cyst, lymphadenopathy, or something more serious is crucial for appropriate management.

- Treatment: Depending on the diagnosis, treatment may range from antibiotics for infections to surgical intervention for hernias or cysts.

In conclusion, while many groin lumps can be benign and resolve on their own, the combination of pain, swelling, and heat at the site, especially with a history of similar issues, necessitates a professional evaluation. It is better to err on the side of caution and seek medical advice to rule out any serious conditions, including the potential for malignancy. Your health and peace of mind are paramount, and a gynecologist will be well-equipped to address your concerns and provide the necessary care.

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