Referred Tests
| Web: | mayocliniclabs.com |
|---|---|
| Email: | mcl@mayo.edu |
| Telephone: | 800-533-1710 |
| International: | +1 855-379-3115 |
| Values are valid only on day of printing. | |
Test ID: SUBIF
Immunoglobulin G (IgG) Subtypes Immunofluorescence, Tissue
Useful For 
Suggests clinical disorders or settings where the test may be helpful
Determining the subclass of IgG antibody found in renal immunofluorescent panel and determining if the deposits are monoclonal or monotypic
Clinical Information Discusses physiology, pathophysiology, and general clinical aspects, as they relate to a laboratory test
IgG subtypes are helpful in confirming some disease processes affecting the kidney.
Interpretation Provides information to assist in interpretation of the test results
Staining intensity is graded as negative (0), weak (trace, 1+), moderate (2+) and strong (3+) and will be reported as such when not accompanied by a pathology consultation request.
Cautions Discusses conditions that may cause diagnostic confusion, including improper specimen collection and handling, inappropriate test selection, and interfering substances
No significant cautionary statements
Clinical Reference Recommendations for in-depth reading of a clinical nature
Hemminger J, Nadasdy G, Satoskar A, Brodsky SV, Nadasdy T: IgG subclass staining in routine renal biopsy material. Am J Surg Pathol. 2016 May;40(5):617-626