Possible laboratory investigations for patients with episcleritis or scleritis

Blood and serologic testing

Complete blood count

Erythrocyte sedimentation rate

Antinuclear antibody

Syphilis serologies

Rheumatoid factor

Angiotensin-converting enzyme levels

Antineutrophil cytoplasmic antibody

Serum uric acid concentration

Urinalysis

Skin tests

Tuberculin skin test

Allergy tests

Radiologic testing

Chest radiograph

Sacroiliac joint radiographs

These recommendations should be modified as dictated by the findings of a thorough history, review of systems, and physical examination.

Graphic 69612 Version 2.0