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HelpTest Code H/H HEMOGLOBIN-HEMATOCRIT
Aliasis
H & H
Patient Preparation
No special patient preparation required
Collection Method
Veinipuncutre or capillary collection
Minimum Volume
|
Adults |
1.0 mL |
|
Pediatric |
300 uL |
Container
Whole blood: Purple/Lavender top
Preferred Specimen
Whole Blood
Acceptable Specimen(s)
EDTA Whole Blood
Reference or Target Ranges
|
Hemoglobin |
|
|
0-2 days: |
16.7-23.8 g/dL |
|
2 days -1 month: |
12.0-18.0 g/dL |
|
1 month-6 years |
10.5-14.5 g/dL |
|
6-10 years: |
11.5-14.5 g/dL |
|
10-15 years (male): |
12.0-16.0 g/dL |
|
15 years-Adult (male): |
13.6-18.0 g/dL |
|
10 years -Adult (female): |
12.0-16.0 g/dL |
|
Hematocrit |
|
|
0-2 days: |
49.0-70.0% |
|
2 days -1 month: |
34.0-56.0% |
|
1 month-6 years: |
30.0-42.0% |
|
6-10 years: |
32.0-44.0% |
|
10-15 years (male): |
34.5-47.0% |
|
15 years-Adult (male): |
40.0-54.0% |
|
10 years -Adult (female) |
34.5-47.0% |
Reportable Units
|
Hemoglobin: |
<6.0 or >20.0 g/dL |
|
Hematocrit: |
<21% or >65% (any age) |
Critical Value
|
Hemoglobin |
< 6.0 g/dL |
>20.0 g/dL |
|
Hematocrit |
< 21% |
>65% (any age) |
Reasons for Rejection
|
Other: |
QNS, contaminated, Improperly labeled, Improper specimen type |
Specimen Stability
|
Ambient |
24 Hours |
|
Refrigerated |
24 Hours |
Performance Information
|
Days and Time Performed |
24/7 |
|
Expected Turn Around Time |
Stat: 1 Hour, Routine: 4 Hours |
|
Stat Availability |
Yes |
|
Performing Bench |
CRMC Hematology |
|
Methodology/Method Description |
Sysmex |
Methodology/Method Description
Sysmex – Hematocrit (HCT) is measured as a ratio of the
total RBC volume to whole blood using cumulative pulse height detection.
Hemoglobin (HGB) is converted to SLS-hemoglobin and read photometrically.
CPT Codes
85520