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RETICULOCYTE COUNT (089-0107 [Manual] / 089-0016[Flow]) Synonyms: Retic CPT 4 Codes: 85044[manual], 85045[flow] Test Order Mnemonic: RETICA Test Includes: Reticulocyte percent and absolute count Applies To: Assess rate of red cell production; effective versus ineffective erythropoiesis. Lab: Hematopathology Request Form: Hematology A Collection: Routine venipuncture Storage Instructions: Unrefrigerated samples accepted up to 48 hours. Refrigerated accepted up to 72 hours. Cause For Rejection: Clotted, old specimen, QNS, Identification errors Availability: Samples are accepted 24 hours per day at Sample Management, 5.136 McCullough. Turnaround Time: STATS: not available. Routine: 4 hours Specimen: Blood Volume: 1 ml Minimum Volume: 0.5 ml Container: EDTA (Lavender-top tube) Reference Range: Adult 0.5%-2.0%; Newborn 2.5%-6.5% Test Method: Flow Cytometry; Supravital Staining (Manual) Interfering Substances: Thrombocytosis, Clumped Platelets, Heinz Bodies Revised 10/10/07 by L. Emanuel, MT (ASCP) |
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