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Lab Test Dictionary

Endomysial (IgG) Antibody Screen and Titer (91985)


Immunofluorescence Assay (IFA)

Specimen Type


Performing Lab

Quest forwards to Cambridge Biomedical

Epic ID

Other Reference Test

Lab Test Days


Standard TAT

1-9 Days

Collection Information

Specimen Required

1-4 mL Blood

Container Type

Red Top (No Additive)

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp: 48 Hours; Refrigerated: 14 Days; Frozen: 30 Days (Preferred)

Rejection Criteria

Gross hemolysis; Lipemia; Microbially contaminated specimens; Specimens received outside of stability

Test Volume Required

2 mL Serum

Minimum Test Volume

0.2 mL Serum

Processing Instructions

Separate serum within 1 hour of collection.

CPT Codes

86255; 86256