Histopathology
Cure8 research brief
Why This Matters
The finding may be relevant to people undergoing endoscopic biopsies at the gastroesophageal junction because these small neuroendocrine proliferations were observed in a measurable fraction of biopsies and were associated with PPI use and GERD in this series.
Who Should Pay Attention
Gastroenterologists; GI pathologists; researchers interested in reflux, PPI effects, or neuroendocrine cell changes
Study Snapshot
Story typeResearch paper
Evidence typeResearch paper
Source depthJournal abstract
What To Know
This report describes a pathological finding (neuroendocrine micronodules) seen on routine GEJ biopsies and confirmed with chromogranin A staining. The series excluded patients with inflammatory bowel disease, chemoradiation, and autoimmune metaplastic atrophic gastritis, and concurrent oxyntic mucosa did not show AMAG.
The authors suggest possible links between NMs and PPI-associated enterochromaffin-like (ECL) hyperplasia or GERD-related injury, but they state that definitive characterization requires further study.
The study is a small pathology series (14 total patients; prospective cohort 66 patients with columnar mucosa fragments) and reports prevalence and associated histologic features (e.g., pancreatic metaplasia, linear neuroendocrine cell hyperplasia). This is not a treatment study and does not provide patient-management recommendations.
Keep In Mind
Small sample size and observational pathology design; associations reported do not prove causation. The source is an abstract-level clinical pathology report published in Histopathology.
Source Details
Review the original publication for the complete reporting, methods, and context.
Research paper
Evidence type derived from source or registry metadata.
PublicationHistopathology
AuthorsAudrey McCloskey, Kevin M Waters, Michael Kozak +4 more
InstitutionDepartment of Pathology and Laboratory Medicine, Cedars-Sinai Medical Center, Los Angeles, California, USA.
Study typeJournal article
Indexed viaPubMed
Source typeResearch paper
PublishedNov 3, 2026, 12:00 AM
Content availableJournal abstract
This Cure8 brief is based on source text from the linked article. Cure8 is informational only and is not a substitute for professional medical advice, diagnosis, or treatment.
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