An asymptomatic patient has a platelet count of 28 x 10^9/L. The analyzer flags platelet clumps, and clumps are seen at the feathered edge of the EDTA smear. What is the best next step?

• 1 Report severe thrombocytopenia with a note that platelet clumps were observed on smear
• 2 Recollect in an alternative anticoagulant according to laboratory policy and verify the count ✓ 정답
• 3 Estimate platelet count from the hemoglobin concentration and red cell indices
• 4 Warm the EDTA specimen to 37°C for 15 minutes and reanalyze immediately

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