What is an epididymal cyst (spermatocele)?

Medical Advisory BoardAll articles are reviewed for accuracy by our Medical Advisory Board
Educational purpose only • Exercise caution as content is pending human review
Article Review Status
Submitted
Under Review
Approved

Last updated: April 25, 2025View editorial policy

Personalize

Help us tailor your experience

Which best describes you? Your choice helps us use language that's most understandable for you.

From the Research

Epididymal cysts should be managed conservatively unless they cause persistent symptoms, are large, or do not regress after a follow-up of 24-48 months, in which case surgical excision is recommended. The management of epididymal cysts depends on their size, symptoms, and impact on the patient's quality of life. According to a recent study 1, approximately 50% of epididymal cysts involute within an average of 17 months, suggesting that conservative management may be sufficient for asymptomatic cysts. However, for patients with persistent symptomatology, surgical exploration and removal of the cyst may be necessary, as seen in a study of 11 cases where postoperative care was uncomplicated with immediate remission of symptoms 1.

Key Considerations

  • Conservative treatment is recommended for asymptomatic cysts with a diameter smaller than 1 cm 1
  • Surgical excision is recommended for large asymptomatic cysts with a diameter greater than 1 cm that do not regress after a follow-up of 24-48 months, as well as for cysts responsible for persistent symptoms 1
  • Epididymal cysts are common and usually harmless, but any testicular mass should be evaluated by a healthcare provider to rule out more serious conditions like testicular cancer
  • Regular testicular self-examinations are recommended to detect any changes early

Treatment Options

  • Over-the-counter pain medications like ibuprofen or acetaminophen can help manage discomfort for symptomatic cysts
  • Aspiration with a needle or surgical removal may be necessary for larger or painful cysts, typically performed by a urologist after proper evaluation
  • A study from 2024 found no association between epididymal cyst lesions and semen parameters among men presenting for fertility evaluation, suggesting that conservative management may be suitable for asymptomatic patients 2

Follow-up and Monitoring

  • Patients with epididymal cysts should be monitored for changes in symptoms or cyst size
  • Follow-up ultrasound scans can help track the size and characteristics of the cyst over time
  • A study from 2013 found that complete involution of cysts was detected in 14 children, with an average involution time of 11.2 months, highlighting the importance of regular follow-up 3

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

Have a follow-up question?

Our Medical A.I. is used by practicing medical doctors at top research institutions around the world. Ask any follow up question and get world-class guideline-backed answers instantly.