Preanalytic and hidden errors can greatly affect a laboratory result.Match the error listed below with the cause from the drop-down box.

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The page below is a sample from the LabCE course Routine Venipuncture. Access the complete course and earn ASCLS P.A.C.E.-approved continuing education credits by subscribing online.

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Preanalytic and hidden errors can greatly affect a laboratory result.
Match the error listed below with the cause from the drop-down box.

Select the correct match for each item from the drop-down box

Hemoconcentration
Microclots
Mislabeled specimen
Over-dilution or mixing of tube additives