A patient's potassium result today is markedly different from the result reported yesterday, and the change is…

Question

A patient's potassium result today is markedly different from the result reported yesterday, and the change is flagged by the laboratory information system. What is this check called?

Accepted Answer

보기 2: Delta check

Comparing a result with the previous result from the same patient and flagging changes beyond a defined limit is the delta check. It is designed to detect specimen mix-ups and other errors. Linearity and correlation studies belong to method evaluation.

Answer

보기 1: Linearity check

Answer

보기 3: Correlation check

Answer

보기 4: Proficiency check

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A patient's potassium result today is markedly different from the result reported yesterday, and the change is flagged by the laboratory information system. What is this check called?

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