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Test Code MPSF Micropolyspora faeni, IgG Antibodies, Serum

Reporting Name

Micropolyspora faeni, IgG Ab, S

Useful For

Evaluation of patients suspected of having hypersensitivity pneumonitis induced by exposure to Micropolyspora faeni

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type


Specimen Required


Preferred: Serum gel

Acceptable: Red top

Specimen Volume: 0.5 mL

Specimen Minimum Volume

0.3 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 21 days
  Frozen  21 days

Reference Values

0-12 years: ≤4.9 mg/L

13-18 years: ≤9.1 mg/L

>18 years: ≤13.2 mg/L

Day(s) and Time(s) Performed

Monday through Friday; 4 p.m.

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
MPSF Micropolyspora faeni, IgG Ab, S 26948-0


Result ID Test Result Name Result LOINC Value
MPSF Micropolyspora faeni, IgG Ab, S 26948-0

Method Name

Fluorescence Enzyme Immunoassay (FEIA)