61: Could Your IBS-D Be Misdiagnosed? Bile Acid Diarrhea, Microscopic Colitis & More episode artwork

EPISODE · Jul 18, 2026 · 57 MIN

61: Could Your IBS-D Be Misdiagnosed? Bile Acid Diarrhea, Microscopic Colitis & More

from The GutFit Nutrition Podcast · host Leigh Merotto, Dietitian | IBS, Gut Health and Fitness Expert

Could your IBS-D actually be something else? Many people living with chronic diarrhea are told they have IBS, but for some, an underlying condition may be missed. Today, we discussed the most common IBS-D mimickers, the red flags that shouldn't be ignored, and the testing that may help uncover the real cause of ongoing digestive symptoms!YOU’LL TAKEAWAY: ✅ Why proper diagnosis is essential before assuming it's "just IBS"✅ The most common causes of chronic diarrhea that mimic IBS✅ SIBO, bile acid malabsorption, microscopic colitis, pancreatic insufficiency, celiac disease and more ✅ Red flags that warrant further investigation✅ The evidence-based tests that are often overlooked✅ How to advocate for yourself if your symptoms aren't improving & signs your condition probably isn’t IBS!—👤 TODAY’S GUEST: Jessica RoocroftJessica is a Registered Dietitian specializing in IBS-D (IBS with diarrhea) and chronic diarrhea. With a focused, evidence-based approach, she helps clients overcome urgent, unpredictable, and life-disrupting diarrhea symptoms without resorting to overly restrictive diets. Her passion for this work stems from personal experience navigating chronic digestive symptoms, bloating, and random diarrhea attacks despite repeatedly receiving normal test results. Frustrated by the lack of answers available to patients, she dedicated her practice to helping others uncover the root causes of their symptoms. 📌 Chronic Diarrhea Testing Checklist📌 Jessica’s Instagram—👩🏻‍💻 REFERENCES & LINKS MENTIONED: ⤵️📌 New Rome V IBS diagnostic criteria📌https://pubmed.ncbi.nlm.nih.gov/31917991/—✉️ CONNECT WITH ME: ⤵️📱⁠⁠⁠⁠Follow on Instagram⁠⁠⁠🎁 ⁠⁠⁠Grab a Freebie!⁠⁠⁠ 🖥️ ⁠⁠ Shop the Resource Suite⁠⁠⁠👩🏻‍⚕️ ⁠⁠⁠Apply For Coaching⁠⁠⁠—ENJOYING THE PODCAST?Your rating & review help this show get into the earbuds of more listeners navigating gut issues, IBS & fatigue. Scroll down in Apple Podcasts or Spotify, tap ⭐⭐⭐⭐⭐, and write one quick sentence.Not sure what to say? Try: “I listen to this podcast because…” 🎧

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61: Could Your IBS-D Be Misdiagnosed? Bile Acid Diarrhea, Microscopic Colitis & More

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