Inpatient and Outpatient Orderable

Extractable Nuclear Antigen Antibodies (Smith and RNP)

Synonyms

  • ANTI-ENA
  • ENA
  • ENA ANTIBODY SCREENING TEST
  • LAB10449

Cerner Name

Extractable Nuclear Antigen

Clinical Info

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Specimen Volume

1.0 mL (minimum volume:  0..5 mL) of serum

Container

Gold Top Tube

Collection Instructions

Container/Tube:  Gold-top tube(s) Specimen:  1.0 mL (minimum volume:  0..5 mL) of serum
Transport Temperature:  Refrigerate

Transport Instructions

Refrigerate

Specimen Stability

Methodology

Fluorescent Bead Immunoassay
Includes Smith antibodies and RNP antibodies.

Days Performed

Three times per week

Performing Laboratory

Northwell Health Laboratories

CPT

86235

PDM

5900611

Only Orderable at Locations:

Orderable Everywhere

Results
Component Name Base Name Common Name External Name
ENA - SM (SMITH) AB ENASMAB ENA SMITH AB Smith (Sm) Antibodies
RNP AB, FBIA RNPABFBIA RNP AB FBIA RNP Antibodies

Result Interpretation

Sm Antibodies, IgG
<1.0 AI (negative)
≥1.0 AI (positive)
 
RNP Antibodies, IgG
<1.0 AI (negative)
≥1.0 AI (positive)
Reference values apply to all ages.

Forms
LAB10449 build edit