CCHT Dialyzer Reprocessing and Reuse 3

Question 1

What is the primary reason dialyzer reuse programs require each patient to have their own dedicated dialyzer?

Accepted Answer

To prevent cross-contamination and bloodborne pathogen transmission between patients

Answer

To reduce the cost of dialyzer replacement

Answer

To allow more accurate TCV measurements

Answer

To comply with insurance billing requirements

Question 2

When using bleach (sodium hypochlorite) as a cleaning agent in dialyzer reprocessing, what is the primary hazard to the patient if residual bleach is not adequately removed?

Accepted Answer

Intravascular hemolysis

Answer

Metabolic alkalosis

Answer

Severe hypertension

Answer

Hypoglycemia

Question 3

A dialyzer arrives at the reprocessing area and is found to have a crack in the header cap. What is the correct action?

Accepted Answer

Discard the dialyzer immediately without reprocessing

Answer

Reprocess the dialyzer if TCV and pressure tests are within normal limits

Answer

Repair the crack with medical-grade adhesive before reprocessing

Answer

Quarantine the dialyzer and notify the supervisor for assessment

Question 4

How long can a reprocessed dialyzer typically be stored before it must be used or discarded?

Accepted Answer

7 days

Answer

24 hours

Answer

3 days

Answer

14 days

Question 5

Which AAMI standard specifically governs dialyzer reprocessing for hemodialysis?

Accepted Answer

AAMI RD52

Answer

AAMI RD5

Answer

AAMI RD47

Answer

AAMI TIR34

Question 6

A patient on a reuse program develops fever and rigors during dialysis using a reprocessed dialyzer. What is the most likely cause related to the reprocessing process?

Accepted Answer

Pyrogenic reaction from bacterial endotoxins in the dialyzer

Answer

Inadequate ultrafiltration from reduced TCV

Answer

Air embolism from improper priming of the dialyzer

Answer

Hemolysis from excess anticoagulation