Correspondence on: Real-world safety data of first-line drugs for rheumatoid arthritis: insights from the Portuguese Reuma.pt database.

Correspondence on: Serum caspase-1 is correlated with vasculitis activity at diagnosis and associated with all-cause mortality in patients with antineutrophil cytoplasmic antibody-associated vasculitis.

Large vessel vasculitis: syphilitic aortitis as a reversible mimicker.

Emapalumab's role in a severe and treatment-resistant paediatric macrophage activation syndrome.

Relapsing polychondritis in a patient treated with Dupilumab.

Correspondence on: Real-world safety data of first-line drugs for rheumatoid arthritis: insights from the Portuguese Reuma.pt database.

Correspondence on: Serum caspase-1 is correlated with vasculitis activity at diagnosis and associated with all-cause mortality in patients with antineutrophil cytoplasmic antibody-associated vasculitis.

Large vessel vasculitis: syphilitic aortitis as a reversible mimicker.

Emapalumab's role in a severe and treatment-resistant paediatric macrophage activation syndrome.

Relapsing polychondritis in a patient treated with Dupilumab.