| parent | IgA | LP14669-3 | 
| child | IgA subclass 1/IgA.total | LP286252-4 | 
| child | IgA subclass 1 | Cerebral spinal fluid | Chemistry - non-challenge | LP384799-5 | 
| child | IgA subclass 1 | Serum | Chemistry - non-challenge | LP384800-1 | 
| STATUS | ACTIVE | 
| PartDisplayName | en-US | IgA subclass 1 | 
| DisplayName | en-US | IgA subclass 1 | 
LOINC Version: 2.78