Systemic lupus erythematosus (SLE) is a chronic autoimmune disease with diverse mucocutaneous manifestations. Nasal sores—mucosal ulcers or crusted lesions within the nasal vestibule—are a recognized but often underreported feature. They fall under the American College of Rheumatology (ACR) criteria for SLE (oral or nasal ulcers).
Lupus nasal ulcers show interface dermatitis, lymphocytic infiltration, basement membrane thickening, and direct immunofluorescence (positive lupus band test in lesional skin). nose sores lupus pictures
Nasal Sores in Systemic Lupus Erythematosus: Clinical Features and Diagnostic Significance Systemic lupus erythematosus (SLE) is a chronic autoimmune