In-depth

Symptoms

Symptom Checker

Foot pain? Headache? Sore throat? Skin rash? Use the Symptom Checker to find out what's causing your symptom.

Tests and diagnosis

Antinuclear antibody (ANA) test

C-reactive protein test

Rheumatoid factor

Sed rate (erythrocyte sedimentation rate)

X-ray

Oct. 17, 2014