INI-CET EXAM -2026: & x20;On histopathological examination of the gastro-esophageal junction, the following image is observed. Wh…

INI-CET EXAM -2026

Pathology & Genetics

Medium

Appeared in: INI-CET EXAM -2026

Explanation

The image displays a transition from the normal stratified squamous epithelium of the esophagus to a metaplastic columnar epithelium.
The key diagnostic feature visible is the presence of goblet cells (pale, circular cells) within the columnar lining.
This replacement of squamous epithelium with intestinal-type epithelium (containing goblet cells) is the definition of intestinal metaplasia.
Intestinal metaplasia at the gastro-esophageal junction is the hallmark of Barrett's esophagus, a known complication of chronic GERD.

Option A: The image's primary feature is metaplasia (change in cell type), not dysplasia (abnormal cell growth and architecture). Dysplasia is a potential progression from Barrett's but is a distinct pathological finding.
Option B: Squamous cell carcinoma is a malignancy of the native squamous cells. The image shows these cells being replaced by columnar cells, not becoming cancerous themselves.
Option C: Adenocarcinoma is an invasive cancer arising from glandular cells. While it is a complication of Barrett's esophagus, the image shows the precursor metaplastic condition, not a malignant tumor with invasion into the lamina propria or beyond.

Clinical Relevance

Nursing practice connection: Use the key finding related to Histopathological identification of Barrett's esophagus to guide bedside assessment, documentation, and the next nursing action.
Barrett's esophagus is the single most important risk factor for esophageal adenocarcinoma, increasing a patient's risk significantly.
Nurses are vital in educating patients with chronic GERD about lifestyle modifications (e.g., diet, weight management, smoking cessation) and medication adherence to manage symptoms and reduce esophageal irritation.
Patients diagnosed with Barrett's esophagus require regular endoscopic surveillance with biopsies to monitor for the development of dysplasia or cancer, and nurses help prepare patients for these procedures and manage their care.

How to Approach the Question

First, analyze the question stem, which asks for a diagnosis based on a histopathology image of the gastro-esophageal junction.
Systematically examine the image. Identify the different types of tissue present. Notice the abrupt change from the tissue on the left to the tissue on the right.
Recognize the tissue on the left as multi-layered stratified squamous epithelium, the normal lining of the esophagus.
Identify the tissue on the right as single-layered columnar epithelium. Look closely for the distinct, pale, rounded goblet cells within this lining.
Recall that the replacement of esophageal squamous cells with intestinal-type columnar cells containing goblet cells is termed 'intestinal metaplasia'.
Connect this specific finding of intestinal metaplasia at the GE junction to the diagnosis of Barrett's esophagus.

Concept Tested & Keywords

Concept Tested: Histopathological identification of Barrett's esophagus.
Stem keywords: histopathological examination, gastro-esophageal junction, image
Lead-in keywords: probable diagnosis
Clinical cues: The image shows a clear transition between two tissue types at a junction, indicating a pathological process.

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