Extractable Nuclear Antigen Antibodies
| Source |
Blood |
| Mnemonic |
ENA |
| Specimen Requirements |
1 x 5 mL gold top SST tube |
| Specimen Handling |
For ENA requests that will be tested at Dr. Fritzler's Lab, send specimen in separate bag with a photocopy of the requisition.Centrifuge and remove serum. |
| Additional Information |
Includes testing for the following antibodies:
Sm, RNP, SSA (previously called Ro), SSB (previously called La), Scl-70, Jo-1, Ribosomal P Protein (also called Cytoplasmic RNP).
If investigation for other antigens is required, (i.e. Histone) they MUST be indicated on requisition. |
| Testing Location |
Advanced Diagnostics Lab (Dr. Fritzler) |
|
| Testing Frequency |
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| Alternate Name(s) |
Anti-Jo-1, Cytoplasmic RNP, ENA, Jo-1/PM-1, La (Latimer Antibodies), Latimer Antibodies (La), Lupus Antibody, PCNA, Ribonuclear Protein (RNP), RNP (Ribonuclear Protein), Ro (Rose Antibodies), Rose Antibodies (Ro), SCL-70 Antibodies, Scleroderma Antibodies, Sm (Smith Antibodies), SM/RNP antibodies, SS - A Antibodies (Ro), SS - B Antibodies (La). |
| Reference Interval |
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