Soft Mass Behind Left Testicle: Symptoms and Diagnosis - Surgery

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What are the symptoms?


There is a soft lump behind the left testicle when standing, which diminishes when lying down.
The lump is not large, approximately the size of a fingertip.
There is no swelling in the abdomen, and it is not painful.
I am unsure if it is a psychological factor, but it feels somewhat uncomfortable.
I hope you can help me with a diagnosis.

Duo Duo, 10~19 year old female. Ask Date: 2020/02/27

Dr. Yu Mingchang reply Surgery


I have consulted with a urologist.

Reply Date: 2020/02/27

More Info


When it comes to a soft mass behind the left testicle, there are several potential causes that could explain your symptoms. It's important to approach this situation with a clear understanding of the anatomy and possible conditions that could be involved.
Firstly, the testicles are located in the scrotum, and any mass or lump in this area can be concerning. The soft mass you describe could be a number of things, including but not limited to:
1. Epididymal Cyst: This is a common condition where a fluid-filled sac forms in the epididymis, which is the coiled tube located at the back of the testicle. These cysts are usually benign and can vary in size. They often do not cause pain and may be more noticeable when standing.

2. Varicocele: This condition involves the enlargement of veins within the scrotum, similar to varicose veins in the legs. A varicocele can feel like a soft mass and is often described as a "bag of worms." It typically becomes more prominent when standing and may cause discomfort but is usually not painful.

3. Hydrocele: This is a collection of fluid around the testicle, which can cause swelling in the scrotum. Hydroceles are usually painless and can fluctuate in size depending on body position and activity.

4. Inguinal Hernia: An inguinal hernia occurs when tissue, such as part of the intestine, protrudes through a weak spot in the abdominal muscles. This can create a bulge in the groin or scrotum, which may be more noticeable when standing or straining.

5. Testicular Tumor: While less common, a mass in the testicular area could also indicate a tumor. Testicular cancer often presents as a painless lump, but it is crucial to have any new mass evaluated by a healthcare professional.

Given that you mentioned the mass is soft, not painful, and diminishes when lying down, it leans more towards benign conditions like an epididymal cyst or a varicocele. However, the absence of pain does not rule out serious conditions, and it is essential to take any new or unusual findings seriously.


Diagnosis and Next Steps
To accurately diagnose the cause of the soft mass, a thorough evaluation is necessary. Here are some steps you should consider:
1. Physical Examination: A healthcare provider will perform a physical examination, which may include palpating the mass and assessing the testicles and surrounding structures.

2. Ultrasound: An ultrasound of the scrotum is a non-invasive imaging test that can help differentiate between various types of masses, such as cysts, hydroceles, or tumors. It provides a clear image of the soft tissues and can help identify fluid collections or vascular issues.

3. Follow-Up: Depending on the findings, your doctor may recommend monitoring the mass over time or further testing if there are any concerns about malignancy.

4. Consultation: If necessary, a referral to a urologist may be warranted for specialized evaluation and management.


Conclusion
While the soft mass you are experiencing may be benign, it is crucial to seek medical attention to rule out any serious conditions. Early diagnosis and management are key to ensuring your health and peace of mind. If you notice any changes in the mass, such as an increase in size, pain, or other symptoms, do not hesitate to seek medical advice promptly.

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