Which of the following would most likely NOT sonographically appear as small, echogenic kidneys? 

Which of the following would be the most likely sequela of acute pyelonephritis?  

A 31-year-old female patient presents to the ultrasound department for a renal sonogram. She is suffering from pyuria, dysuria, and leukocytosis. Which of the following would be most likely? 

Acute pyelonephritis is most often the result of:  

A 42-year-old febrile female patient complains of sudden severe right flank pain.  During your interview she is restless and seems unable to find a position of comfort.  Her vital signs are stable and she has tenderness over her right flank.  You perform a bedside ultrasound and find the following:  

An adult woman presented with an echogenic structure was noted on her kidney. The abnormality is most probably?  

A 41-year-old male had bilateral flank pain extending into the right upper quadrant. Laboratory results showed hematuria and proteinuria. The man had been treated for hypertension for 4 years. What are your ultrasound findings?  

Tuberous sclerosis is associated with all of the following, except: 

This sonogram is most likely demonstrating:      

A 22-year-old man with fever, chills, and back pain presents to the emergency department. The following image is obtained. Most probably the abnormality is?