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The use of fecal calprotectin in detecting immunotherapy induced colitis and feasibility for the use of immunohistochemical markers in patients receiving checkpoint inhibitors’- a pilot study

Recruiting
Conditions
colitis
Registration Number
NL-OMON25248
Lead Sponsor
KI-AV
Brief Summary

Not available

Detailed Description

Not available

Recruitment & Eligibility

Status
Recruiting
Sex
Not specified
Target Recruitment
50
Inclusion Criteria

Age > 18 years

- Starting with anti CTLA-4 antibodies alone or in combination with anti PD-1 antibodies for a malignancy

Exclusion Criteria

There are no exclusion criteria for participation in this study.

Study & Design

Study Type
Observational non invasive
Study Design
Not specified
Primary Outcome Measures
NameTimeMethod
Difference in fecal calprotectin levels in relation to severity of endoscopic colitis
Secondary Outcome Measures
NameTimeMethod
- Difference in mucosal regulatory foxp3+ T cells and their expression of cytokine profiles between patients with and without colitis<br /><br>- Endoscopic and histologic findings in patients with colitis in both affected and non-affected mucosa.<br /><br>- Risk factors for developing immunotherapy induced colitis<br /><br>- Age and gender of patients;<br /><br>- Type of malignancy;<br /><br>- Type and dose of immunotherapy (and combination with other anti-cancer therapy);<br /><br>- history of auto immune disease;<br /><br>- baseline fecal calprotectin<br /><br>- The correlation between complaints, fecal calprotectin levels and endoscopic image<br /><br>- interval between start checkpoint inhibitors and symptoms<br><br />- presence of gastrointestinal symptoms (diarrhea, mucus or blood in stool, abdominal pain)<br /><br>- complications of colitis (perforation, death)<br /><br>- other irAEs
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