243 - Hydronephrosis/Nephrolitia

Question 1

At which 3 points in the ureter is a stone most likely to get stuck?

Answer 1

Ureteral pelvic junction (UPJ)

Iliac vessels

Ureteral vesical juction (UVJ)

Question 2

What is the most serious complication of post-obstructvie diuresis?

Answer 2

Hyponatremia

This can be fatal

Question 3

How would you manage a septic patient with hydronephrosis and an obstructing stone in the proximal ureter?

Answer 3

Place a stent or percutaneous nephrostomy tube

Question 4

List the top 3 most common kinds of kidney stones

Answer 4

Calcium oxalate

Uric acid

Calcium phosphate

Question 5

What are the classifications of hypercalcuria?

Answer 5

Absorptive (from GI)

Renal leak

Primary hyperparathyroidism

Question 6

What is the difference between hydronephrosis and obstructive nephropathy?

Answer 6

Hydronephrosis = any dilation in renal pelvis and calyces

Obstructive nephropathy = damage to renal parenchyma due to obstruction