What is the most common correctable cause of male infertility?

A 19 year old male comes for a scrotal ultrasound because of a palpable mass in the right testicle. He has gynecomastia and labs showing an increase in estrogen. The most likely diagnosis is:

Ultrasound image in a patient untreated epididymo-orchitis. Sagittal ultrasound image shows the multiseptated fluid collection containing internal debris. Most probably the abnormality is?

A 78-year- old man presents with elevated prostatic acid phosphatase (PAP) & prostate specific antigen (PSA). The following image is obtained. Most probably the abnormality is?

A 45-year- old HIV-positive man presents with left scrotal swelling and pain. A color flow Doppler examination reveals the following findings: Which of the following is the MOST likely diagnosis?

Refer to the sagittal view of the right testicle below: Which of the following is seen on this image?

Seminoma spread initially to:

What has the most favorable prognosis of all testicular tumors?

A 40 year old male presents to the outpatient center with an enlarged scrotum. The patient indicates that the symptoms began after he had a mountain biking accident. He eventually saw his family doctor who ordered an ultrasound. U/S: Ultrasound revealed a large anechoic space around the testis. Doppler demonstrated normal flow in the testicle, and torsion was ruled out. The most likely diagnosis is:

A 60 year old male is sent for an ultrasound because of a painless palpable mass in his right testicle. He was seen the week before for epididymitis. US show numerous small tubular cystic structures within the rete testis. The most likely diagnosis is: