TABLE 2

Details of rheumatology consult clinical reasoning

Clinical featurePossible rheumatologic etiologyEvidence against rheumatologic etiology
Overall presentationLupus erythematosus, systemic sclerosis, other antinuclear antibody spectrum disordersNo inflammatory joint pain, arthritis, serositis, mucositis, or renal involvement
No family history of autoimmune disease
Foot ulcerationRaynaud phenomenonProximal ulcerations with preserved distal sensation
RashVasculitisRash not characteristic of vasculitic etiology, no obvious thickening of large vessels