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Pathology Departments Requesting & Reporting Blood Test Information Phlebotomy Guide Contact us
Blood Sciences

Blood Test Information

ENA Screen
(a.k.a Saline extractable nuclear antigens)
minimum sample volume required ~ 5ml

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Tube type: SST

Special instructions
Time limit for add on = 2 days

Interfering substances = none known

Repeat testing not normally recommended.

Reference range

Linked to
ENA typing

Turnaround Time
14 days

Department: Immunology

Clinical Application
Used to help diagnose connective tissue disease. The ENA ELISA used in this department detects antibodies to anti-Ro, anti-La, anti-U1-RNP, anti-Sm, anti-Jo-1 and anti-Scl-70.


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