Eficacia del mantenimiento con azatioprina sin ciclosporina oral tras un brote grave de colitis ulcerosa refractario a esteroides intravenosos

Intravenous CsA is effective in inducing remission of ulcerative colitis in severe attacks resistant to i.v. steroids. When treatment with azathioprine is administered without oral CsA, patients requiring colectomy need this procedure within the first 6 months of discharge.