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HelpTest Code FTHG Fetal Hemoglobin Stain, Blood
Additional Codes
| Ordering Mnemonic |
|---|
| FTHG |
Performing Laboratory
Holland Hospital Laboratory Services
Specimen Requirements
Container/Tube: Lavender-top (EDTA) tube
Specimen Volume: 4 mL of whole blood
Specimen Transport Temperature
Refrigerate
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
85460 (HH Bill Code 0205122)
Reference Values
| Fetal/Adult Red Blood Cell Ratio |
Volume of Fetal-Maternal Hemorrhage |
Vials of RhoGAM® Indicated |
| 0.0-0.0045 | Up to 15 mL | 1 |
|
0.0046-0.0090 |
From 15-30 mL | 2 |
| 0.0090-0.0135 | From 30-45 mL | 3 |
| 0.0136-0.0180 | From 45-60 mL | 4 |
| 0.0181-0.0225 | From 60-75 mL |
5 |
Note: For each ratio interval of 0.0045, 1 additional vial of RhoGAM® is indicated. If the dose calculation results in a fraction, administer the next number of whole vials of RhoGAM®.