Ordering Recommendation

Use to measure IgG antibodies to the DFS70 antigen (also known as lens epithelium-derived growth factor [LEDGF]).

Methodology

Performed

Varies

Reported

7-14 days

New York DOH Approval Status

Specimens from New York clients will be sent out to a New York DOH approved laboratory, if possible.

Specimen Required

Patient Preparation
Collect

Plain red or serum separator tube (SST).

Specimen Preparation

Transfer 1 mL serum to an ARUP standard transport tube. (Min: 0.5 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.

Storage/Transport Temperature

Frozen. Also acceptable: Refrigerated.

Unacceptable Conditions
Remarks
Stability

Ambient: Unacceptable; Refrigerated: 2 weeks; Frozen: 6 months

Reference Interval

Interpretive Data



Compliance Category

Performed by non-ARUP Laboratory

Note

Hotline History

N/A

CPT Codes

86038

Components

Component Test Code* Component Chart Name LOINC
3016770 Anti-Dense Fine Speckled 70 Antibody 27200-5
3016771 Anti-Dense Fine Speckled 70 Comment 34109-9
3016772 Anti-Dense Fine Speckled 70 Method 85069-3
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • LEDGF
  • systemic autoimmune rheumatic diseases (SARD)
Anti-Dense Fine Speckled 70 (DFS70) Antibody by ELISA, Serum

Univ. of Washington/Laboratory Medicine