A Laboratory Technologist Sets Up a Sickle Screen for a Patient

question 42

Multiple Choice

A laboratory technologist sets up a sickle screen for a patient according to procedure. When the technologist goes to read the results, he notices that he cannot see the black lines on the reading card through the patient's solution. QC was performed with the patient's sample and the technologist could see the black lines on the negative control but could not see them on the positive control. What should the technician do now?

• A) Report the result as positive for hemoglobin S.
• B) Report the result as negative for hemoglobin S.
• C) Report the result as negative.
• D) Report the result as positive.
• E) Repeat the test.

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Definitions:

Black Louisianans

African American residents of Louisiana, with a rich cultural heritage that includes Creole and Cajun influences.

Francisco Menendez

A leader of the fortified Mose community in Florida, providing a haven for escaped slaves in the 18th century.

Free Black Town

A self-governing community established by African Americans, where individuals lived free from the restrictions of slavery, notable examples include Seneca Village in New York.

Interracial Contact

Social interaction between members of different racial groups, which can play a role in reducing racial prejudices and promoting understanding.