Anti-ENA (Sm and RNP)

CERNER / EPIC MNEMONIC: ENA
POE DESCRIPTION: ANTI ENA; ENA; SM; SM+RNP
CPT CODE: 86235 x2
TEST INFORMATION:

The RNP/SM test detects both Anti-RNP and Anti-Smith antibodies.  To determine the presence or absence of anti-RNP specific antibodies, compare this result to the SM test results.

DAYS PERFORMED: Wednesday
TURNAROUND TIME: 1-7 days
CONTAINER TYPE:

Red top Vacutainer® tube or SST TM tube

SPECIMEN REQUIREMENTS:

4 mL blood (2 mL serum)

REJECTION CRITERIA: Hemolysis, gross contamination, icteric, lipemic
MINIMUM VOLUME:

0.5 mL serum

REFERENCE RANGE:

RNP/SM  0.00-0.89 Index Value

SM  0.00-0.89 Index Value

METHODOLOGY: Enzyme Immunoassay (EIA)
TEST SYNONYM(S):Antiextractable Nuclear Antigen; ENA; Extractable Nuclear Antigen; Anti-RNP; Anti-SM; RNP Antibodies; Ribonuclearprotein Antibodies; SMITH AB