Questionable hydroureter seen in the clinic
A middle-aged man was seen in the nephrology clinic after a recent hospitalization for acute pyelonephritis and acute kidney injury (AKI) requiring a few sessions of dialysis. AKI was thought […]
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 […]
Retroperitoneal hematoma
While performing POCUS, it is important to pay attention to what’s happening ‘around’ the kidney as well – sometimes it can save lives. Here are sonographic images obtained from a […]
The ‘double line’ sign
These images were obtained from a dialysis patient during routine screening for renal cell carcinoma. In addition to kidneys being small with thin parenchyma, note the hypoechoic, sharply demarcated area […]
Lymphomatous infiltration of the kidney
Following renal ultrasound images were obtained from a patient with diffuse large B-cell lymphoma with extensive spread all over the body including central nervous system. Indication for the study: acute […]
Horseshoe Kidney
Horseshoe kidney is the most common renal fusion abnormality characterized by fusion of one pole of each kidney, typically the lower pole. The connection or the isthmus lies in the […]
Renal transplant hydronephrosis associated with a huge lymphocele
Approximately 3 weeks after deceased donor kidney transplantation, a patient developed oliguric renal failure. Renal sonogram demonstrated moderate hydronephrosis of the renal allograft secondary to compression of the transplanted ureter […]
A case of bilateral hydronephrosis
A young woman presented with abdominal pain that did not get better with empiric antibiotic therapy for presumed urinary tract infection. Renal sonogram revealed bilateral mild to moderate hydronephrosis. There […]
Retroperitoneal lymphoma
Here is a renal sonogram obtained from an elderly woman demonstrating bilateral hydronephrosis as well as a heterogeneous mass encasing the left kidney. CT scan of the abdomen included for […]