Cobblestone ulcerations in the bowel are seen in which of the following diseases?

UP NHM CHO 7 Sept 2022(shift-1st)

Pathology & Genetics

Easy

Appeared in: UP NHM CHO 7 Sept 2022(shift-1st)

Explanation

Crohn's disease is a type of inflammatory bowel disease (IBD) that causes chronic inflammation of the gastrointestinal tract.
A hallmark feature is the 'cobblestone' appearance of the mucosa, which results from deep, linear ulcerations and fissures interspersed with areas of edematous, but intact, mucosa.
This appearance is a direct result of the characteristic transmural (affecting all layers of the bowel wall) and discontinuous ('skip lesions') nature of the inflammation in Crohn's disease.

Option B: Intestinal obstruction is a mechanical or functional blockage of the intestines. While it can be a complication of Crohn's disease due to stricture formation, it is not the primary disease process that causes cobblestone ulcerations.
Option C: Malabsorption syndrome refers to the inability to absorb nutrients from the diet. It is a potential complication of extensive small bowel Crohn's disease but is not the disease itself. Malabsorption does not cause the characteristic cobblestone appearance.
Option D: Ulcerative colitis is another major type of IBD, but it is characterized by continuous, superficial inflammation limited to the colon's mucosal layer. It leads to the formation of 'pseudopolyps' and a loss of haustral folds, not cobblestoning.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Pathophysiological features of Inflammatory Bowel Disease (IBD) as background academic context rather than a clinical decision trigger.
Recognizing the signs of Crohn's disease is crucial for nurses to provide appropriate care, including managing symptoms, administering medications (like anti-inflammatories and biologics), and providing nutritional support.
Nurses must monitor patients with Crohn's for complications such as fistulas, abscesses, strictures, and malabsorption, which require prompt intervention.
Patient education is a key nursing role, focusing on diet modification (e.g., low-residue diet during flare-ups), stress management, and medication adherence to improve quality of life.

How to Approach the Question

First, identify the key term in the question stem: 'Cobblestone ulcerations'. This is a specific pathological finding.
Recognize this as a factual recall question that requires knowledge of gastrointestinal diseases.
Systematically evaluate each option based on your knowledge of its pathophysiology.
Recall that Crohn's disease is characterized by transmural inflammation, skip lesions, and deep fissures, which create the 'cobblestone' look.
Differentiate this from Ulcerative Colitis, which has superficial, continuous inflammation and pseudopolyps.
Eliminate 'Intestinal obstruction' and 'Malabsorption syndrome' as they are conditions or consequences, not the primary inflammatory disease that causes this specific mucosal appearance.

Concept Tested & Keywords

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E6 Pathology- ROBBINS & COTRAN PATHOLOGIC BASIS OF DISEASE 10TH Ed p. 802-804