Fig. 3From: The value of contrast-enhanced ultrasonography in the diagnosis of primary testicular non-neoplastic and neoplastic lesions in adultsTesticular epidermoid cyst. A Conventional ultrasound showed an uneven echo in the left testis, calcification in the periphery and blood flow inside. This was considered to be a malignant tumor. B CEUS showed no enhancement; the diagnosis was epidermoid cystBack to article page