A 30-year-old patient was brought to the emergency department. On examination, the triage nurse noticed that his respiratory rate was 36/ minute, and he had a non-productive cough. History also revealed that he recently had a cold. After lung auscultation and analysis of examination findings, she suspected the probability of asthma. Which of the following lung auscultation findings suggested that he may have bronchial asthma?

Appeared in: AIIMS Jodhpur SNO-2023

Explanation

Wheezing is the characteristic sound of airflow through narrowed airways, which is the primary problem in asthma.
It is a high-pitched, musical sound caused by bronchoconstriction, inflammation, and mucus.
While often prominent on expiration, the presence of both inspiratory and expiratory wheezes indicates a more significant obstruction, consistent with an acute asthma attack.

Option A: A pericardial friction rub is a sound originating from the heart, not the lungs.
Option B: Murmurs are sounds related to blood flow within the heart and its valves.
Option D: A pleural friction rub indicates inflammation of the pleura (the lining of the lungs), not the airways themselves.

Visual 1: Diagram - An illustration comparing a normal airway to a constricted, inflamed airway in an asthma patient. This helps visualize the cause of wheezing.
Visual 2: Audio - An audio clip of expiratory and inspiratory wheezing sounds as heard through a stethoscope. This provides an auditory example of the key finding.

Clinical Relevance

Nursing practice connection: Prioritize focused assessment, early escalation, and real-time monitoring when managing Auscultation findings in bronchial asthma in acute care settings.
Recognizing wheezing as a sign of asthma is a critical nursing skill for prompt intervention. Early administration of bronchodilators can prevent progression to severe respiratory distress.
A key patient safety concern is the 'silent chest.' If a patient in severe distress suddenly stops wheezing, it may not mean they are improving. It could indicate that airflow is so limited that it's insufficient to produce a wheeze, signaling impending respiratory failure. This is a medical emergency.
What if the patient's wheezing was localized to one specific area of the lung? This would be less typical for asthma (which is usually diffuse) and should raise suspicion for a focal obstruction, such as an inhaled foreign body or a tumor.

How to Approach the Question

First, analyze the patient's clinical presentation in the stem: high respiratory rate, cough, and a recent cold. These clues point towards an acute respiratory condition.
The question asks for the specific lung sound associated with suspected asthma. Your goal is to match the condition (asthma) with its classic auscultation finding.
Evaluate each option based on its origin: Is it an airway sound, a pleural sound, or a cardiac sound?
Option A (Pericardial rub) and B (Murmurs) are cardiac sounds. Eliminate them as they don't originate from the lungs/airways.
Option D (Pleural rub) is a sound from the lung lining, not the airways. It's caused by friction between inflamed surfaces.
Option C (Wheezes) is a classic sound of narrowed airways. This directly matches the pathophysiology of asthma. Therefore, it is the correct answer.

Concept Tested & Keywords

Concept Tested: Auscultation findings in bronchial asthma
Stem keywords: lung auscultation, bronchial asthma, respiratory rate, non-productive cough
Lead-in keywords: Which of the following
Clinical cues: [object Object]
Negative lead-in flag: false

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Attempt every question from this paper in a timed mock, then review the full solution for each one.