Related Experiment Video
Updated: Sep 21, 2025

Therapeutic Evaluation of Fecal Microbiota Transplantation in an Interleukin 10-Deficient Mouse Model
Published on: April 6, 2022
Intestinal disease secondary to tocilizumab
Carlota Siljeström Berenguer1, Gema Bonilla2, Cristina Suárez-Ferrer3
1Aparato Digestivo, Hospital Universitario La Paz, España.
This case study details intestinal issues in a patient receiving tocilizumab for giant cell arteritis. It highlights a potential gastrointestinal side effect of this immunosuppressive therapy.
Area of Science:
- Immunology
- Gastroenterology
- Rheumatology
Background:
- Giant cell arteritis (GCA) is a systemic vasculitis primarily affecting large arteries.
- Tocilizumab, an interleukin-6 receptor inhibitor, is an effective treatment for GCA.
- Gastrointestinal complications can occur with immunosuppressive therapies.
Purpose of the Study:
- To report a case of intestinal affectation in a patient treated with tocilizumab for GCA.
- To discuss the potential link between tocilizumab and gastrointestinal adverse events.
Main Methods:
- Case report presentation.
- Review of patient's clinical history and treatment course.
Main Results:
- The patient experienced significant intestinal complications during tocilizumab therapy for GCA.
- Detailed description of the nature and severity of the intestinal affectation.
Conclusions:
- Tocilizumab treatment for giant cell arteritis may be associated with intestinal complications.
- Further investigation into the gastrointestinal safety profile of tocilizumab is warranted.
Related Concept Videos
Drugs for Treatment of Crohn's Disease in IBD Using Biologic Agents: Anti-TNF
Drugs for Treatment of Crohn's Disease in IBD Using Immunomodulatory Agents
Inflammatory Bowel Disease II: Crohn's Disease
Inflammatory bowel disease, commonly known as IBD, refers to a collection of disorders that lead to persistent inflammation of the gastrointestinal tract. The two types of IBD are ulcerative colitis, which impacts the colon, and Crohn's disease, which can involve any part of the gastrointestinal segment.
Crohn's disease
Crohn's disease is a chronic, systemic inflammatory bowel disease (IBD) that predominantly affects the gastrointestinal tract. It is marked by...
Drugs for Treatment of Crohn's Disease in IBD Using Glucocorticoids
Inflammatory Bowel Disease IV: Pharmacological Management
Pharmacologic...
Inflammatory Bowel Disease III: Diagnostic Studies and Management I-Nutritional Therapy
Diagnostic studies
A colonoscopy is the definitive screening test, distinguishing ulcerative colitis from other colon diseases with similar symptoms. During a colonoscopy test, inflamed mucosa with exudate ulcerations can be observed, and biopsies are taken to determine the histologic characteristics of the...

