A case of urinary frequency and urgency
A middle-aged woman is seen in nephrology clinic for recurrent nephrolithiasis. She was previously advised to drink plenty of water but thinks she is probably drinking ‘too much’ because she […]
Short story of a complex renal cyst
We have previously discussed about distinguishing between autosomal dominant polycystic kidney disease and acquired cystic kidney disease (ACKD). Chronic kidney disease (particularly dialysis-requiring) is frequently associated with the development of […]
Movement of the inter-atrial septum: everything has meaning
The inter-atrial septum (IAS) is a thin wall between the right and left atria. Normally, its motion (i.e., whether it sways towards the left or right atrium) is influenced by […]
A curious case of a large renal cyst
Here is an image of the right kidney obtained from an end-stage kidney disease patient. At first glance, it appears as expected: thin parenchyma, prominent peri-renal fat as you would […]
Incidental fluid seen during kidney biopsy
In a twitter poll asking what the asterisk indicated, only ~55% of the respondents (total 338 votes) answered correctly. This is an image of the left kidney obtained from the […]
Mass in the right atrium: an uninvited guest from the abdomen
These interesting images were shared by Dr. Ryan Henneberry, EM POCUS director at Dalhousie University. A 47-year-old gentleman presented with shortness of breath and a focused cardiac ultrasound revealed a […]
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 […]
IVC and the right pleural effusion
In a twitter poll asking what the arrow was pointing to in this image, only ~54% answered correctly. The correct answer is right pleural effusion. Below illustration explains why the […]
Not every black tube in the subxiphoid window is IVC or aorta
Occasionally, duodenum may be confused with inferior vena cava on subxiphoid scans. This typically happens when the duodenum is distended with fluid (appears as anechoic tubular structure) and the physician […]