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IBS, Crohn, Colitis & Bowel Disorders • ICD-10-CM K52.9

Colitis

Audited by the DotMD AI Specialist Council • FDA DailyMed SPL: 2026-11-02 • ICD-10-CM K52.9 • 8 Linked .gov / PubMed Citations • Governance: Dr. Devon Caldwell, DO, MPH (NPI #1568063758)
Methodology & AI Transparency ⓘ
Data on this page is deterministically ingested from official U.S. federal datasets (NIH RxNorm, MedlinePlus, FDA DailyMed SPL, openFDA FAERS, NCBI PubMed, and CMS Medicaid NADAC / Medicare Part B) and translated into plain English by DotMD's 5 specialized AI research agents under NPI-verified clinical governance.
At a Glance • Plain-English Clinical Summary

Colitis Key Takeaways

Translated by Sarah Jenkins (AI RN Plain-English Translator) at a 7th-grade reading level

Transparent AI Research Council • Grounded on NIH / FDA / PubMed Data

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What Is Colitis?

Colitis is an ICD-10-CM indexed diagnosis (K52.9) within IBS, Crohn, Colitis & Bowel Disorders. Clinical evaluation centers on targeted soluble fiber/low-FODMAP in Colitis (K52.9: dietary titration) alongside serial hs-CRP, CBC & in Colitis (K52.9: Ferritin) tracking (Normal hemoglobin; hs-CRP < 1.0 mg/L (K52.9)) to guide individualized care.

Pathophysiology, Underlying Causes & Clinical Presentation

At the cellular and tissue level in ibs, ibd & colon, Colitis (K52.9) involves intestinal microbiome dysbiosis [Colitis K52.9]. progression correlates with shifts in hs-CRP, CBC & in Colitis (K52.9: Ferritin) (Normal hemoglobin; hs-CRP < 1.0 mg/L (K52.9)).

Common Symptoms & Clinical Signs

  • • Presentation of Colitis (K52.9): post-meal abdominal distension, in Colitis (K52.9: gas bloating, or)
  • • Secondary Colitis clinical sign: rectal bleeding, nocturnal in Colitis (K52.9: bowel movements, or)
  • • Symptom flares in Colitis correlating with hs-CRP, CBC & in Colitis (K52.9: Ferritin) deviation outside Normal hemoglobin; hs-CRP < 1.0 mg/L (K52.9)
  • • Functional ibs, ibd & colon impact requiring targeted soluble fiber/low-FODMAP in Colitis (K52.9: dietary titration) evaluation (K52.9)

Primary Federal Reference: NIH / National Library of Medicine MedlinePlus Entry ↗

Colitis Diagnostic Classification & Lab Markers

Metric Verified Benchmark Source
ICD-10-CM Diagnostic Code K52.9 WHO / CMS ICD-10-CM Clinical Classification
Clinical Specialty Hub IBS, Crohn, Colitis & Bowel Disorders NIH MedlinePlus Health Topics
Diagnostic / Lab Marker: hs-CRP, CBC & in Colitis (K52.9: Ferritin) Normal hemoglobin; hs-CRP < 1.0 mg/L (K52.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Fecal Calprotectin [Colitis K52.9] < 50 mcg/g (K52.9) Clinical Reference Target Range
Diagnostic / Lab Marker: Tissue Transglutaminase IgA in Colitis (K52.9: (tTG-IgA)) Negative (celiac rule-out) (K52.9) Clinical Reference Target Range
Marcus Sterling (AI Healthcare Price Auditor) & Dr. Vance

FDA-Monographed Medications & Public Cash Price Reference for Colitis

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Treatment selection for Colitis depends on clinical severity, diagnostic lab results, and medical history. Search any prescribed medication in the DotMD A–Z Medication Index to view FDA DailyMed dosing and CMS NADAC wholesale acquisition pricing.

Dr. Lin (AI PubMed Clinical Trial Lead)

Peer-Reviewed Human Clinical Trials & Meta-Analyses (Colitis)

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Study & Plain-English Finding Sample (N) Rigor Primary Source
New Insights on Influence of Demographic Factors on Clinical Outcomes in Adults With Chronic: What a 2,639-Participant Study Found

Overall (N = 2,639; 3 mg of plecanatide [n = 877]; 6 mg of plecanatide [n = 877]; and placebo [n = 885]), CSBM responder rates were significantly greater with 3 mg of plecanatide and 6 mg of plecanatide vs placebo in subgroups...

Clinical and translational gastroenterology • 2023-07-01 • Phase III Randomized Trial
N = 2,639 96/100 PMID 37162147 ↗
New Insights on Benefits and safety of Tofacitinib in Ulcerative Colitis Based on Prior Tumor: What a 1,139-Participant Study Found

Tofacitinib was efficacious in patients with UC regardless of prior TNFi failure status.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association • 2022-03-15 • Phase III Randomized Trial
N = 1,139 96/100 PMID 33684552 ↗
New Insights on Long-term safety and real-world benefits of filgotinib for the treatment of: What a 250-Participant Study Found

Filgotinib induced and maintained symptomatic full symptom relief and improved HRQoL over 4 years.

Alimentary pharmacology & therapeutics • 2024-09-15 • Phase III Randomized Trial
N = 250 93/100 PMID 39086130 ↗
New Insights on Etrasimod for the Treatment of Ulcerative Colitis: Analysis of Infection Events: What a 787-Participant Study Found

Patients receiving etrasimod demonstrated no increased risk of infection.

Journal of Crohn's & colitis • 2024-10-15 • Phase III Randomized Trial
N = 787 93/100 PMID 38700040 ↗
Can This Approach Help? Inside the Latest Research on Therapeutic Modulation of IL-6/STAT-3 and Nitric Oxide by Fenofibrate in Patients

Fenofibrate may represent a promising add-on therapy in patients with mild-to-moderate UC by modulating inflammation and improving QoL.

Pharmacotherapy • 2025-12-15 • Phase III Randomized Trial
N = 60 88/100 PMID 41330887 ↗
Zero-PHI Patient Support & Cohort Discussions

Colitis Patient Community & “People Like Me” Threads

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