A LAP Score Is Ordered on a Patient with a WBC

question 32

Multiple Choice

A LAP score is ordered on a patient with a WBC count of 68 x 10⁹/L.A fingerstick is performed, and the slides are sent to the lab for processing.The technologist performs the analysis and obtains the following results: Neg (0) = 35
1+ = 25
2+ = 15
3+ = 25
4+ = 0
What is the LAP score? What is the most probable diagnosis based on the LAP score?

• A)LAP score = 25; diagnosis = CML
• B)LAP score = 5; diagnosis = leukemoid reaction
• C)LAP score = 100; diagnosis = CML
• D)LAP score = 130; diagnosis = leukemoid reaction

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