Changes

**Increased respiratory noise (crackles, wheezes)

**Increased respiratory noise (crackles, wheezes)

**Reduced oxygenation, exercise intolerance, lethargy

**Reduced oxygenation, exercise intolerance, lethargy

**Collapse of areas of the lung ([[Lungs Ventilation - Pathology#Atelectasis (Collapse)|atelectasis]])

**Collapse of areas of the lung ([[Atelectasis|atelectasis]])

**Overinflation of other parts of the lung ([[Lungs Ventilation - Pathology#Emphysema|emphysema]])

**Overinflation of other parts of the lung ([[Pulmonary Emphysema|emphysema]])

**Chronic cough

**Chronic cough

**[[Lungs Inflammatory - Pathology|Pneumonia]] following inhalation of inflammatory exudate/infectious material within it

**[[Lungs Inflammatory - Pathology|Pneumonia]] following inhalation of inflammatory exudate/infectious material within it