Testicular ultrasound uses high-frequency sound waves to produce real-time images of the testes, epididymis, and surrounding scrotal structures. It is commonly used to investigate pain, swelling, lumps, trauma, or fertility-related concerns. The scan is non-invasive, does not use radiation, and provides a detailed assessment of testicular structure and blood flow.

The scan evaluates testicular size, shape, and internal structure, as well as the epididymis and surrounding tissues. Doppler imaging may be used to assess blood flow. These findings help identify causes of pain, swelling, or lumps and guide further investigation or urgent referral when required.

Testicular ultrasound is very effective at identifying solid masses within the testes, which may raise concern for cancer. However, ultrasound alone cannot confirm a cancer diagnosis. If a suspicious mass is found, urgent referral to urology, blood tests, and sometimes surgery are required. Early imaging is important because testicular cancer is highly treatable when detected early.

Testicular pain may be caused by inflammation, infection, reduced blood flow, cysts, trauma, or other structural abnormalities. Ultrasound helps identify these causes and assess blood supply using Doppler imaging. Some causes of pain may not show clear ultrasound changes, so findings are interpreted alongside clinical assessment.

Ultrasound can show enlargement, increased blood flow, and structural changes associated with conditions such as epididymitis or orchitis. These findings support a diagnosis when combined with symptoms, examination, and urine or blood tests. Ultrasound also helps rule out more serious causes of pain, such as torsion.

Testicular torsion is a medical emergency caused by the twisting of the spermatic cord, reducing blood flow to the testis. Doppler ultrasound can assess blood flow and support urgent diagnosis. If torsion is suspected clinically, urgent surgical assessment is required, even if imaging is pending. Ultrasound plays a key role in assessment but does not delay emergency care.

Testicular ultrasound is non-invasive and generally well-tolerated. You may feel mild pressure from the probe, especially if the area is tender, but the scan should not be painful. The Sonographer performs the examination sensitively and maintains privacy throughout.

The duration depends on whether both testes are assessed and whether Doppler imaging is required. The scan is performed in real time, and you can return to normal activities immediately afterwards.

You can eat and drink normally before the scan and continue taking your usual medications. Wearing comfortable clothing may help. You may be asked to lie down and support the scrotum during the examination.

The Sonographer may explain what they are assessing but does not usually provide a diagnosis. A signed clinical report is sent to your GP or referring clinician, who will discuss the findings and advise on next steps.

Ultrasound can identify epididymal cysts, spermatocele, and other benign fluid filled structures. These are often harmless and may require no treatment. The scan helps distinguish cysts from solid masses and guides reassurance or follow up if needed.

Varicoceles are enlarged veins within the scrotum and are a common cause of scrotal discomfort or fertility issues. Ultrasound can assess vein size and blood flow, often using dynamic techniques such as standing or straining. Findings help guide further management or referral.

Ultrasound can assess testicular size, structure, and presence of varicoceles, which may be relevant to fertility. However, fertility assessment also involves semen analysis and hormonal blood tests. Ultrasound findings are interpreted as part of a broader evaluation.

Testicular ultrasound can identify bleeding, swelling, rupture, or other structural damage following injury. Early imaging helps guide urgent management and referral when trauma is suspected.

Ultrasound uses sound waves rather than radiation, making it safe for repeat assessment. This is useful for monitoring known findings or follow-up after treatment or injury.

A hydrocele is a collection of fluid around the testis. Ultrasound can confirm its presence, assess size, and rule out underlying testicular abnormalities. Many hydroceles are benign and require no treatment unless symptomatic.

Ultrasound can sometimes identify hernias that extend into the scrotal sac, particularly during dynamic assessment. A dedicated groin ultrasound may be recommended if hernia assessment is the primary concern.

Testicular ultrasound is safe, painless, and commonly used in children and adolescents to assess pain, swelling, or developmental concerns. It avoids radiation exposure and is well tolerated in younger patients.

Testicular ultrasound is often requested by a GP or specialist, especially when urgent assessment is needed. Private scans may be booked directly, but results should always be shared with your GP to ensure appropriate follow-up.

After the scan, a signed report is sent to your GP or referring clinician. They will explain the findings and arrange reassurance, monitoring, urgent referral, or further investigation depending on the results.