Tocilizumab among patients with COVID-19 in the intensive care unit: a multicentre observational study

Tocilizumab is a monoclonal antibody directed against the interleukin-6 receptor. It has been proposed to mitigate the cytokine storm syndrome associa...

COVID-19-associated hyperinflammation and escalation of patient care: a retrospective longitudinal cohort study

A subset of patients with severe COVID-19 develops hyperinflammatory syndrome, which might contribute to morbidity and mortality. The study included 2...

Risk of hydroxychloroquine alone and in combination with azithromycin in the treatment of rheumatoid arthritis: a multinational, retrospective study

Hydroxychloroquine has received negative publicity for adverse events associated with its authorization for emergency use to treat patients with COVID...

Long-term hydroxychloroquine use in patients with rheumatic conditions and development of SARS-CoV-2 infection: a retrospective cohort study

Hydroxychloroquine is one of several agents being evaluated in the treatment of severe acute respiratory syndrome coronavirus 2. Overall mortality was...

Optimal length and usefulness of temporal artery biopsies in the diagnosis of giant cell arteritis: a 10-year retrospective review of medical records

Biopsy length for diagnosis of giant cell arteritis is debated. We reviewed temporal artery biopsies from a 10-year period in Alberta to identify an i...

Anti-C5a antibody IFX-1 (vilobelimab) treatment versus best supportive care for patients with severe COVID-19 (PANAMO): an exploratory, open-label, phase 2 randomised controlled trial

Severe COVID-19 is characterized by inflammation and coagulation in the presence of complement system activation. We aimed to explore the potential be...