About this trial
In this multi-center prospective observational study, the investigators plan to identify the incidence and risk factors for checkpoint inhibitor-induced liver injury and characterize biochemical, genetic, immunological, and histological features associated with it.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Meets one of the following analytical thresholds at enrolment (visit 1)
Alanine transaminase (ALT) exceeding 5 times the upper limit of normal (ULN) OR
ALT exceeding 3 times ULN plus bilirubin exceeding 2 times ULN OR
Alkaline phosphatase (ALP) exceeding 2 times ULN with accompanying elevations of gamma-glutamyl transferase in the absence of known bone metastases driving the rise in ALP level
Disqualifiers
Patients who are treated with cytotoxic chemotherapy concurrently with checkpoint inhibitors.
On the judgment of chief investigator that the person has certain alternative explanations to the acute event (rather than ChILI).
Trial population
ChILI group: Adults with cancer receiving checkpoint inhibitors (CTLA-4, PD-1 or PD L1 inhibitor) as monotherapy or combination (without chemotherapy) and developed acute liver injury secondary to checkpoint inhibitor. Control Group: Patients with malignant melanoma, renal cell carcinoma, non-small cell lung cancer or any other cancer, receiving single or combination therapy using checkpoint inhibitors (CPIs).
Trial design
Cohort
Prospective
Treatments tested in this trial
Obtaining biological samples
Diagnostic testBiological samples (blood, urine, stool). Liver tissue will be obtained from ChILI group when clinically indicated
Treatment groups
Trial outcomes
Primary outcomes
Incidence of checkpoint inhibitor-induced liver injury (ChILI) and other immune-mediated adverse reactions
Identify novel biomarkers associated with the diagnosis of ChILI
The investigators plan assessment of proposed circulating biomarkers including cytokines, microRNAs (miR-122, miR-4270 and miR-4463), total cytokeratin 18 (K18), macrophage colony-stimulating factor receptor (MCSFR), and any others identified in subsequent publications and measure their diagnostic and prognostic accuracy using the area under the receiver operating curve (AUROC).
Sponsors and contacts
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University of Nottingham
Lead sponsor
Pfizer
Collaborator