UKMLA PLAB AMC USMLE Prometric MCQ

Question Number 0596

Question:
22 year old woman has develops a photosensitive rash over her cheeks with raised patches. Her physician suspects she may have Systemic Lupus Erythematosus. Which test is the most useful screening test in excluding SLE?

a) hemoglobin S
b) LE prep
c) rheumatoid factor
d) Antinuclear antibody
e) Anti-DNA