Bowel ulceration following tocilizumab administration in a COVID-19 patient

Tocilizumab, a monoclonal antibody against interleukin-6, has been used to treat cytokine release syndrome (CRS) in a subset of patients with severe COVID-19 disease. Acute ulcerative bowel disease has been only rarely documented in patients treated for rheumatological conditions. The gastrointestin...

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Bibliographic Details
Main Authors: Damian Bruce-Hickman, Shanaz Matthew Sajeed, Yin Huei Pang, Choon Sheong Seow, Weihao Chen, Monika Gulati Kansal
Format: Article
Language:English
Published: BMJ Publishing Group 2020-12-01
Series:BMJ Open Gastroenterology
Online Access:https://bmjopengastro.bmj.com/content/7/1/e000484.full
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Summary:Tocilizumab, a monoclonal antibody against interleukin-6, has been used to treat cytokine release syndrome (CRS) in a subset of patients with severe COVID-19 disease. Acute ulcerative bowel disease has been only rarely documented in patients treated for rheumatological conditions. The gastrointestinal side effects seen when used in the context of COVID-19 are unknown. We present a case of COVID-19 CRS in which acute terminal ileum and perforated caecal ulceration evolved after tocilizumab exposure. We raise awareness of a possible causal relationship between even a single dose of tocilizumab and gut ulceration in patients with COVID-19. Any such drug enteropathy relationship requires watchful monitoring during upcoming trials of tocilizumab in patients with COVID-19.
ISSN:2054-4774