APT TEST, FETAL HEMOGLOBIN, FECES
test app
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MEDICAL DIRECTOR APPROVAL IS REQUIRED IF TEST IS BEING REQUESTED ON ANY PATIENT WHO IS > 1 WEEK OLD.
PAGE LMR AT 314-747-1320 FOR APPROVAL
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Specimen Type:
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BLOODY feces |
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Container/Tube
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Preferred:
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Plastic, screw-capped container
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Acceptable:
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Diaper or soiled bedding
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Collection Volume:
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1 gram
If specimen is soaked into diaper/bedding send article that specimen has soaked into.
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Patient Preparation:
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None
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Sample Rejection
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Tarry or brown stool.
Mislabeled or unlabeled specimens.
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Special Instructions:
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Specimen must be grossly bloody (either pink or red).
Send specimen to lab promptly.
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Day(s) Test Set Up:
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Monday-Sunday
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Cut-off time:
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None; performed as received
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Turnaround Time:
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Same day; 2 hours from receipt in lab
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Lab Testing Section:
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Hematology
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Reference Range:
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Negative (Indicates maternal blood was swallowed).
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Critical Values:
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None established
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Limitations:
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NA
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Methodology:
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Dye |
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Lab Processing instructions:
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DO NOT SPIN. Give all specimen to the technologist on Coag/UA bench.
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Processed Volume:
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NA
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Analyte Stability:
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Ambient: 2 days
Refrigerated: 3 days
Frozen: Unacceptable
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NOTES:
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Medical Director approval required for specimens received on patients >1 week old.
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EPIC order name:
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APT Test Stool (EPIC Test# LAB8093)
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Cerner order name:
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Apt Test Stool
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CPT Codes:
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83033
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LOINC Value:
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NA
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Synonyms:
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Last Updated: 10/19
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Last Reviewed: 12/23
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