Which of the following should the nurse expect to observe as the primary initial symptom for a patient with a perforated duodenal ulcer?

Appeared in: NHM UP Staff Nurse - 2017

Explanation

The hallmark initial symptom of a perforated duodenal ulcer is the sudden onset of severe, sharp, generalized abdominal pain.
This intense pain is caused by the leakage of acidic gastric and duodenal contents into the peritoneal cavity, leading to acute chemical peritonitis.
A classic physical finding accompanying the pain is a rigid, board-like abdomen due to involuntary muscle guarding in response to the peritoneal irritation.
The pain may also be referred to the shoulder due to irritation of the phrenic nerve on the undersurface of the diaphragm.

Option A: Fever is not an initial symptom. It develops later as chemical peritonitis evolves into bacterial peritonitis and systemic infection.
Option C: Bleeding is a distinct complication of peptic ulcer disease, not a symptom of perforation. Its signs are hematemesis or melena.
Option D: While vomiting can occur, it is not the defining initial symptom of perforation. Sudden, severe pain is the classic presentation.

Clinical Relevance

Nursing practice connection: Use the key finding related to Initial symptoms of a perforated duodenal ulcer to guide bedside assessment, documentation, and the next nursing action.
Recognizing sudden, severe abdominal pain with a rigid abdomen as a sign of perforation is a critical nursing assessment skill, as it signifies a surgical emergency requiring immediate intervention.
The nurse's first actions for a suspected perforation are to make the patient NPO, notify the provider immediately, and prepare for fluid resuscitation and emergency surgery.
What if? If the patient's severe abdominal pain suddenly subsides after a few hours, the nurse should not assume the patient is improving. This 'period of improvement' can be a deceptive sign before the onset of overwhelming bacterial peritonitis and septic shock. The patient's condition is still critical.

How to Approach the Question

First, identify the core of the question: it's asking for the 'primary initial symptom' of a specific, acute condition ('perforated duodenal ulcer').
Next, recall the pathophysiology of a perforation: a hole allows irritating substances to spill into the sterile peritoneum. This immediately causes inflammation and pain.
Consider each option in the context of 'primary' and 'initial'.
Evaluate 'Pain': The sudden spillage of acid causes immediate, severe pain. This is a strong candidate.
Evaluate 'Fever': Fever is a systemic response to infection, which takes time to develop after the initial event. It is a later sign.
Evaluate 'Bleeding' and 'Vomiting': These are symptoms of other ulcer complications (hemorrhage and obstruction, respectively). While they can co-exist, they are not the defining initial symptom of perforation itself.

Concept Tested & Keywords

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E6 Medicine Davidson Principles Practice 24e p. 821-823

E6 Medicine Harrison 22e Part 2 p. 426-428

E6 Nursing Brunner Adult Health 3SA Vol 1 Part 2 p. 143-145

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