MRCP UK EXAMINATIONS

ABDOMINAL

ABDOMINAL STATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Pneumothorax is caused by which of the following entering the pleural space around the lung?
A
Digestive enzymes
B
Blood
C
Air
D
Tissue
Explanation: 

Detailed explanation-1: -A pneumothorax is a collection of air outside the lung but within the pleural cavity. It occurs when air accumulates between the parietal and visceral pleura inside the chest. The air accumulation can apply pressure on the lung and make it collapse.

Detailed explanation-2: -Collapsed lung can be caused by an injury to the lung. Injuries can include a gunshot or knife wound to the chest, rib fracture, or certain medical procedures. In some cases, a collapsed lung is caused by air blisters (blebs) that break open, sending air into the space around the lung.

Detailed explanation-3: -A pneumothorax can be defined as air in the pleural cavity. This occurs when there is a breach of the lung surface or chest wall which allows air to enter the pleural cavity and consequently cause the lung to collapse.

There is 1 question to complete.