Epididymal Cysts: Symptoms, Risks, and Cancer Concerns - Urology

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Epididymal cyst


I would like to ask the doctor, my partner recently discovered a hard lump in the testicle.
After an ultrasound, it was found to be a smooth mass in the epididymis.
Later, during a second ultrasound, another doctor mentioned that it was a cyst in the epididymis that had ruptured, which is why the area around the epididymis appeared irregular.
What happens when a cyst ruptures? Is there a possibility of cancer?

Fang Lin, 20~29 year old female. Ask Date: 2022/06/11

Dr. Li Minghui reply Urology


Hello: If the epididymal cyst ruptures, it will not lead to cancer.

Reply Date: 2022/06/11

More Info


Epididymal cysts are fluid-filled sacs that form in the epididymis, which is a coiled tube located at the back of the testicle responsible for storing and maturing sperm. These cysts are generally benign and are quite common, often discovered incidentally during physical examinations or imaging studies like ultrasounds.

Symptoms of Epididymal Cysts
Most epididymal cysts are asymptomatic, meaning they do not cause any noticeable symptoms. However, if they grow large enough, they may lead to discomfort or a feeling of heaviness in the scrotum. In some cases, individuals may notice a lump or swelling in the area. If the cyst becomes infected, it can cause pain, redness, and swelling, which may require medical attention.


Risks Associated with Epididymal Cysts
The primary risk associated with epididymal cysts is the potential for discomfort or pain, especially if they become large or if there is an infection. In rare cases, a cyst may rupture, leading to localized pain and swelling. However, this is typically not a serious condition and can often be managed with conservative treatment, such as pain relief and observation.


Cancer Concerns
It is understandable to be concerned about the possibility of cancer when discovering a lump in the testicular area. However, epididymal cysts themselves are not cancerous and do not increase the risk of developing testicular cancer. Testicular cancer typically presents as a firm, non-tender mass in the testicle rather than a cystic structure.
In your partner's case, the ultrasound findings suggest that the lump is a cyst rather than a solid mass, which is reassuring. The mention of a "water bubble" that has ruptured indicates that it is likely a benign condition. When a cyst ruptures, it may cause temporary discomfort or swelling, but it usually does not lead to serious complications. The "dirty" appearance noted on the ultrasound could be due to fluid or debris from the ruptured cyst, which is typically not a cause for concern.


Follow-Up and Monitoring
It is important for your partner to follow up with a healthcare provider for further evaluation and monitoring. If the cyst is causing significant discomfort or if there are any changes in symptoms, the doctor may recommend additional imaging or even surgical intervention. Regular check-ups can help ensure that any changes are monitored appropriately.


Conclusion
In summary, epididymal cysts are generally benign and do not pose a significant risk of cancer. While the rupture of a cyst can cause temporary discomfort, it is usually not a serious issue. It is essential to maintain open communication with healthcare providers and to seek further evaluation if there are any concerns or changes in symptoms. If your partner experiences persistent pain, swelling, or any other concerning symptoms, it is advisable to consult a urologist for a thorough assessment and appropriate management.

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