A 26-year-old woman presents with a photosensitive malar rash sparing the nasolabial folds, arthralgia and fatigue. Urinalysis shows 1+ protein and 1+...

Question

A 26-year-old woman presents with a photosensitive malar rash sparing the nasolabial folds, arthralgia and fatigue. Urinalysis shows 1+ protein and 1+ blood. What is the most appropriate initial blood test to support the suspected diagnosis?

Accepted Answer

Antinuclear antibodies (ANA)

Answer

Rheumatoid factor

Answer

Anti-cyclic citrullinated peptide antibodies

Answer

Anti-centromere antibodies

Answer

HLA-B27

uk-plab-1 MCQ (SBA): Systemic lupus erythematosus

A 26-year-old woman presents with a photosensitive malar rash sparing the nasolabial folds, arthralgia and fatigue. Urinalysis shows 1+ protein and 1+ blood. What is the most appropriate initial blood test to support the suspected diagnosis?