Test Name: Anti-ENA (Extractable Nuclear Antigens) 
Alternate Test Names Anti-Extractable Nuclear Antigens; ENA (Extractable Nuclear Antigens); Extractable Nuclear Antigens 
PLS Test Code ENA  Laboratory Biochemistry 
Specimen Blood  Analysis Performed On Serum 
Container Serum Separator Tube (SST)  Container colour White 
Multiple specimens  
Required Volume Adult (mL) Req Vol Paediatric (mL)
Reference Ranges Negative 
Turnaround Time Routine 2 Days  Turnaround Time Urgent  
Turnaround Other  
Days test is performed Daily Monday to Friday  Transport Room temperature 
Special Requirements None 
Patient Preparation None 
Collection Instructions Venepuncture 
Clinical Information Includes tests for antibodies to U1-RNP, Ro (SS-A), La (SS-B), topoisomerase 1, Jo-1, PM/Scl and Ku. 
Sent to Reference Laboratory No 
Ref Laboratory Name  
Estimated Patient Fee N/A 
Last Updated 25-Aug-2006 (Version: 1.00)