Author: Anonymous

A 2 year old boy presents with hematuria and a palpable left flank mass.  An ultrasound examinationis performed, and a solid renal mass is identified.  This finding ismost characteristic of:

A 6-year-old presents with recurrent fever, right upper quadrant pain, and jaundice.  An abdominal sonogram is performed.  The liver and gallbladder appear normal, but a 2 cm cyst is seen communication with the common bile duct.  What is the most likely diagnosis?

During an erection, the vein occluded.  What is the purpose of the vein occluding?

What is the name when the knee is lower in position on the affected side of the neonate with DDH when the patient is supine and the knees are flexed?

The penis is made up 3 columns of spongy tissues.  What are the paired columns that lie lateral on the dorsal side?

What is the congenital defect characterized by abnormal single ventricular cavity with some form of thalami fusion?

What is the fragile periventricular tissue that bleeds easily in premature infants?

Match the number with the correct anatomy in the image below.

You are performing a contrast enhanced ultrasound of a liver lesion.  During the procedure the mass became brightly echogenic compared to the surrounding liver tissue in the arterial and portal venous phases. On delayed imaging the lesion was hypoechoic compared to the surrounding liver tissue.  What is the most likely diagnosis?

What pathology is demonstrated in the following image of a contrast study of a kidney?