Renal allograft and ascites
While evaluating a transplanted kidney, we should pay particular attention to the surgical anatomy, presence of ureteral stent, and perinephric collections in addition to ruling out hydronephrosis. Below are examples […]
Renal infarction
These images were obtained from a patient with no known co-morbidities, who presented with acute right flank pain. There was no history of fever, hematuria, or other symptoms suggestive of […]
Multiple cysts in the kidneys
We have previously talked about autosomal dominant polycystic kidney disease (ADPKD). It is important to distinguish it from acquired cystic kidney disease (ACKD), seen in patients with chronic kidney disease. […]
Prominent renal vascular calcifications
These kidney ultrasound images were obtained from a patient with end-stage kidney disease likely secondary to diabetic nephropathy and hypertensive nephrosclerosis. The patient also had cirrhosis and you can see […]
Point of Care Renal Ultrasound in AKI: Webinar
Thanks to ultrasound interest group from the National University Hospital of Colombia and the National University for the opportunity. This webinar covers the role of kidney ultrasound in AKI: 1. […]
An uncommon cause of bilateral hydronephrosis
A middle-aged gentleman was seen for elevated serum creatinine. He had a history of recurrent urinary tract infections, urinary urgency, and microscopic hematuria for about 2 years. Kidney ultrasound demonstrated […]
Cyst or hydronephrosis?
Previously, we learned that parapelvic cysts can mimic hydronephrosis. However, any large cyst can be confused with hydro if you do not scan the kidney in both planes. For example, […]
Questionable Hydroureter in the Nephrology Clinic
A middle-aged man came to the nephrology clinic after a recent hospitalization for acute pyelonephritis and an episode of AKI that briefly required dialysis. The working diagnosis was acute tubular […]
Sonographic appearance of an ureteral stent
Here is the image of right kidney obtained from a patient with history of obstructive uropathy. Note the hyperechoic double-lined structure in the collecting system area: that’s ureteral stent. Here […]