Arjun Chatterjee: Highlighting the Role of Low Fecal Elastase in ICI-Related Diarrhea
Arjun Chatterjee/LinkedIn

Arjun Chatterjee: Highlighting the Role of Low Fecal Elastase in ICI-Related Diarrhea

Arjun Chatterjee, Gastroenterology Fellow at Cleveland Clinic, shared on LinkedIn:

“Our MD Anderson/Cleveland Clinic collaboration evaluated 388 patients with immune checkpoint inhibitor-related diarrhea.

Low fecal elastase was common but often reflected stool dilution rather than true pancreatic insufficiency. Interpret cautiously before starting PERT.”

Title: Role of fecal elastase in the context of diarrhea related to immune checkpoint inhibitors

Authors: Sharada Walia, Arjun Chatterjee, Maria Julia Moura Nascimento Santos, Andrew Sullivan, Nina Quirk, Tanvi Gupta, Carolina Coli Cruz, Zehra Naseem, Renan Prado, Krishnavathana Varatharajalu, Anusha Thomas, Suresh Chari, Lucy B. Kennedy, Jessica Philpott, Yinghong Wang.

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Arjun Chatterjee

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Medically reviewed Jul 21, 2026 by Mariam Khachatryan, MD