NORCET 5 Prelims - Sept 2023 (Shift-1)
Medical & Surgical Nursing
Medium
Which of the following statement is NOT TRUE regarding peptic ulcer and duodenal ulcer?
Appeared in: NORCET 5 Prelims - Sept 2023 (Shift-1)
Explanation
- The statement is false because anterior wall duodenal ulcers are anatomically predisposed to perforation, not bleeding.
- The anterior wall of the first part of the duodenum faces the open peritoneal cavity, making perforation the most likely complication if the ulcer erodes through the duodenal wall.
- Bleeding is the characteristic complication of posterior wall duodenal ulcers, which can erode into the nearby gastroduodenal artery.
Why Other Options Were Wrong
- Option A: This statement is true. Gastric ulcers carry a small but significant risk of becoming malignant (gastric adenocarcinoma), whereas duodenal ulcers are considered benign.
- Option B: This statement is true. Epidemiological data consistently shows that duodenal ulcers are significantly more common than gastric ulcers, with a ratio of approximately 4:1.
- Option C: This statement is true. '2 degree' refers to Type II gastric ulcers in the Modified Johnson classification, which are gastric ulcers that occur along with duodenal ulcers. This type is associated with gastric acid hypersecretion.
Related Visual
- Visual 1: Anatomical Diagram - A cross-section of the upper abdomen showing the stomach, the first part of the duodenum, the pancreas, and the gastroduodenal artery. This visual would clarify why posterior ulcers bleed (artery proximity) and anterior ulcers perforate (open space).
- Visual 2: Comparison Table - A table summarizing the key differences between gastric and duodenal ulcers, including location, incidence, acid secretion patterns, malignancy risk, and common complications.
Clinical Relevance
- Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Complications and characteristics of peptic ulcers (gastric vs. duodenal) as background academic context rather than a clinical decision trigger.
- A nurse must be able to differentiate the signs of peptic ulcer complications. Sudden, severe, board-like abdominal rigidity suggests perforation, a surgical emergency. In contrast, hematemesis (vomiting blood) or melena (black, tarry stools) with signs of shock (hypotension, tachycardia) indicates hemorrhage.
- Understanding these differences is crucial for rapid assessment, prioritizing interventions, and communicating effectively with the medical team.
- What if? If a patient with a known posterior duodenal ulcer complains of dizziness and has a rapid pulse and low blood pressure, the nurse's priority is to suspect hemorrhage, establish IV access for fluid resuscitation, and notify the physician immediately, rather than focusing on signs of peritonitis.
How to Approach the Question
- First, identify the negative framing of the question: you are looking for the statement that is 'NOT TRUE' or false.
- Read and evaluate each option as a standalone fact about peptic ulcer disease.
- For Option A, recall the relationship between ulcer type and cancer risk.
- For Option B, recall the relative frequency (incidence) of duodenal versus gastric ulcers.
- For Option C, recall the different types of gastric ulcers and their association with acid secretion.
- For Option D, recall the anatomy of the duodenum and how it influences complications. Remember that anterior structures are different from posterior ones. The statement that contradicts established anatomical and pathological facts is the correct answer.
Concept Tested & Keywords
- Concept Tested: Complications and characteristics of peptic ulcers (gastric vs. duodenal).
- Stem keywords: peptic ulcer, duodenal ulcer, gastric ulcer, malignancies, secretion of HCl, bleeding, perforation
- Lead-in keywords: NOT TRUE
- Negative lead-in flag: The question asks for the statement that is NOT TRUE.
Question ID
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Practise the full NORCET 5 Prelims - Sept 2023 (Shift-1)
Attempt every question from this paper in a timed mock, then review the full solution for each one.
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