Accumulation of thick pus in pleural cavity is called:

IGNOU PB Bsc Entrance-2022

Medical & Surgical Nursing

Easy

Appeared in: IGNOU PB Bsc Entrance-2022

Explanation

Empyema is the specific medical term for a collection of pus in the pleural space, the area between the lung and the chest wall.
This condition is often a complication of bacterial pneumonia, where the infection spreads from the lung into the pleural space.
The fluid in empyema is characteristically thick and purulent, containing white blood cells, bacteria, and cellular debris.

Option A: A lung abscess is a collection of pus located within the lung tissue (parenchyma) itself, not in the pleural cavity.
Option C: Emphysema is a chronic lung disease involving the destruction of the alveoli (air sacs), which impairs gas exchange. It is not an infectious process involving pus.
Option D: Bronchiectasis involves the permanent, abnormal widening of the bronchi (airways). While it leads to chronic infection and mucus production, it is not defined as a collection of pus in the pleural space.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Definition of Empyema as background academic context rather than a clinical decision trigger.
Recognizing the definition of empyema is critical for nurses as it signifies a serious infection requiring urgent intervention, typically including antibiotics and drainage via thoracentesis or a chest tube.
Failure to promptly treat empyema can lead to sepsis, lung entrapment (where the lung cannot expand properly due to a thick peel of fibrous tissue), and formation of a bronchopleural fistula.
What if? - If the fluid in the pleural space was clear and watery instead of thick pus, the condition would be called a pleural effusion. While still serious, its management differs and may not initially require a chest tube, depending on the underlying cause (e.g., heart failure).

How to Approach the Question

First, break down the question stem to identify the key defining features: 1) 'thick pus' and 2) 'pleural cavity'.
Next, systematically review each option and recall its definition, focusing on the location and nature of the pathology.
Option A, Lung abscess, is pus, but it's inside the lung tissue (parenchyma), not in the pleural cavity. This is a close distractor based on location.
Option B, Empyema, is defined as pus in the pleural cavity. This perfectly matches the question's description.
Options C (Emphysema) and D (Bronchiectasis) describe chronic structural lung changes (alveolar destruction and airway dilation, respectively) and do not primarily involve pus in the pleural space.
Therefore, by matching the key features from the stem to the correct medical definition, you can confidently select Empyema.

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