| Laboratory: | Hematology | 
| Test Name: | UNSTABLE HEMOGLOBIN - (B) 
	Test Code:
	MISC
 | 
| Clinical Information: | Unstable hemoglobin must be approved by Hematopathologist prior to collection. Send 4.0 mL of EDTA blood sample to Mayo Clinic. Send refrigerated; stable for 7 days. | 
| Collection Devices: | Preferred Device:  | 
| Specimen Required: |  | 
| Referral: | 		
				Whole Blood: 4.0 mL		
			 		
					Pediatric  Whole Blood: 2.0 mL		
				 Whole blood (EDTA) sent refrigerated. Stable for 7 days. http://www.mayomedicallaboratories.com/test-catalog/Clinical+and+Interpretive/9095 | 
| Requisition: | |
| Reference Values: | Normal (stable); see Mayo report. | 
| Availability: | Must be approved by Hematopathologist prior to collection. | 
| See Also: | |
| More Information: | Store sample between 2 - 8°C. Sample referred to Mayo Clinic; testing must be performed within 7 days of collection. Mayo Test ID: UNHB |