Ordering Recommendation

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

New York DOH Approval Status

This test is not New York state approved. There are no New York state-approved laboratories available. Submit a Non-Permitted Laboratory Request Form (NPL) to the NYDOH prior to collection of specimen. If NPL is approved by NYDOH, and sample is received at ARUP, testing will be performed.

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

Methodology

Performed

Varies

Reported

7-14 days

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