Immunoglobulin IgA Subclasses, Serum
					Order Name
					
						IGAS 
					
					
Test Number: 6907825
Revision Date 12/12/2022
				
			Test Number: 6907825
Revision Date 12/12/2022
| Test Name | Methodology | LOINC Code | 
|---|---|---|
| 
									
										
											Immunoglobulin A Subclass 1
										
									 | 
								
									Immunologic, quantitative | 6886-6 | 
| 
									
										
											Immunoglobulin A Subclass 2
										
									 | 
								
									Immunologic, quantitative | 6939-3 | 
| 
									
										
											Immunoglobulin A
										
									 | 
								
									Immunologic, quantitative | 2458-8 | 
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment | 
| Preferred | 2 mL (0.7 mL) | Serum | Clot Activator SST | Room Temperature | 
| Alternate 1 | 2 mL (1) | Serum | Clot Activator (Red Top, No-Gel) | Room Temperature | 
| Instructions |  Specimen Type: Red-top tube or gel-barrier tube Specimen Storage: Maintain specimen at room temperature. Specimen Collection: Transfer specimen to a plastic transport tube. To avoid delays in turnaround time when requesting multiple tests on frozen samples, PLEASE SUBMIT SEPARATE FROZEN SPECIMENS FOR EACH TEST REQUESTED. Specimen Stability: Ambient: 14 days, Refrigerated : 14 days, Frozen: 14 days  | 
							|||
| GENERAL INFORMATION | |
|---|---|
| Expected TAT | 3 - 6 days | 
| Performing Labcorp Test Code | 123049 | 
| Notes | Labcorp Test Code: 123049 | 
| CPT Code(s) | 82784, 82787x2 | 
| Lab Section | Reference Lab |