What condition is not associated with an accumulation of fluid in the pleural space?

Bronchial asthma is characterized by inflammation and narrowing of the airways, leading to difficulty in breathing due to bronchoconstriction and increased airway resistance. It does not typically result in the accumulation of fluid in the pleural space, which is seen in conditions like pleural effusion where fluid accumulates due to various underlying issues (such as heart failure or infections), or pneumonia, which can lead to inflammation and fluid accumulation within the pleural cavity.

Pneumothorax involves the presence of air in the pleural space and can occur from trauma or spontaneously, disrupting normal pleural pressure but is not associated with fluid accumulation. In contrast, bronchial asthma primarily affects the bronchi and airways rather than causing fluid to gather in the pleural area. This distinction clarifies why bronchial asthma does not lead to pleural effusions or other forms of fluid accumulation in the pleural space.