CDN Certified Dialysis Nurse 2

Question 1

A hemodialysis patient's access site shows redness, warmth, and purulent drainage. What is the nurse's priority action?

Accepted Answer

Notify the physician and obtain a culture

Answer

Signs of access site infection require immediate physician notification and culture collection to guide antibiotic therapy.

Question 2

Which electrolyte imbalance is most commonly associated with muscle cramps during hemodialysis?

Accepted Answer

Hypocalcemia

Answer

Hypocalcemia is a common cause of muscle cramps during dialysis due to calcium shifts across the dialyzer membrane.

Question 3

A peritoneal dialysis patient reports cloudy effluent with abdominal pain and fever. The nurse should suspect:

Accepted Answer

Peritonitis

Answer

Cloudy effluent combined with abdominal pain and fever is the classic triad of peritoneal dialysis-associated peritonitis.

Question 4

The Kt/V value in hemodialysis measures which of the following?

Accepted Answer

Dialysis adequacy by urea clearance

Answer

Kt/V is the standard measure of dialysis adequacy, representing urea clearance (K) × time (t) divided by urea distribution volume (V).

Question 5

Which medication should be administered with meals to a dialysis patient with hyperphosphatemia?

Accepted Answer

Phosphate binder

Answer

Phosphate binders must be taken with meals to bind dietary phosphate in the gut before absorption.

CDN - Certified Dialysis Nurse Practice Test