Fahad AlSharhan

Secondary Syphilis Masquerading as Systemic Lupus Erythematosus: A Clinicopathologic Diagnostic Challenge

Secondary syphilis is known as the “Great Imitator” because of its diverse clinical manifestations, which may resemble infectious, inflammatory, and autoimmune diseases. Although it may mimic systemic lupus erythematosus (SLE), simultaneous clinical, serologic, and histopathologi...

Severe Dupilumab-Associated Psoriasis Flare After Switching From Ustekinumab for Biopsy-Proven Eczematous Dermatitis: A Case Report

Dupilumab is an effective treatment for moderate-to-severe atopic dermatitis but has been increasingly associated with paradoxical psoriasis and psoriasiform manifestations. Severe exacerbation of pre-existing psoriasis following dupilumab therapy remains uncommon and presents a...