A Sickle Solubility Test Is Requested on a 45-Year-Old Patient

question 20

Multiple Choice

A sickle solubility test is requested on a 45-year-old patient.They have ordered it "STAT" because the patient is due to have surgery very soon.The technologist receives the sample and immediately takes out the reagent from the refrigerator and performs the test.It comes back positive.The surgery is postponed until hemoglobin electrophoresis is performed, and it shows a normal distribution of adult hemoglobins.What is the most likely reason for the discrepant result?

• A)There was a false positive on the sickle solubility test due to the cold reagent.
• B)The hemoglobin electrophoresis findings need to be confirmed on acid gel.
• C)There was a false negative on the sickle solubility test due to inadequate mixing.
• D)The wrong patient was drawn.

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