Electrolytes, Liver And Kidney Function Tests Introduction

Question 1

What is test sensitivity?

Answer 1

The ability of a test to always give a positive result in the presence of the disease or entity being measured

Question 2

The greater the sensitivity of a test…

Answer 2

The greater the detection rate and the lower the false negative rate

Question 3

What is the accuracy of a test?

Answer 3

Extent to which the mean value is close to the true value

Question 4

What is the precision of a test?

Answer 4

Reproducibility of the assay

Question 5

What is test specificity?

Answer 5

The ability of a test to always give a negative result in the absence of a disease or other entity being measured

Ability of a test to correctly exclude people without the condition

Question 6

What do the tests identify?

Answer 6

Liver function tests - identification of liver disease, monitoring hepatotoxic drugs and investigate generally unwell patient
Kidney function tests - CKD (monitor progression) and AKI