Alere Cholestech LDX - Quality Control Flow Diagram

29Alere Cholestech LDX
®
System User Manual
Quality Control Flow Diagram
Begin Testing
of quality control material
Are Results within
Acceptable Limits?
Yes No
RECORD results on
Quality Control Log
Verify expiration date on:
Quality control
material Cassette
RETEST with sample from
same control vial using
NEW cassette.
CONTINUE TESTING
patient samples
Yes
Within
Limits?
No
RETEST with sample from
a NEW control vial using a
NEW cassette
Yes
Within
Limits?
No
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