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Atallah A. Shaaban<br />
57<br />
<strong>Basic</strong> <strong>Urology</strong><br />
Wheezes: musical expiration sounds caused by narrow airways e.g.<br />
COPD and asthma.<br />
Crepitations: Air entering collapsed airways produces inspiratory<br />
crackles e.g. infection, fluid.<br />
Rub: inflamed pleural surfaces rub against each other.<br />
Important chest problems in urologic practice are shown in table (6).<br />
Table (6): Important chest problems in urologic practice<br />
Pneumothorax Pleural effusion Collapse<br />
Etiology Air in pleura Fluid in pleura Bronchial<br />
obstruction →<br />
collapse of lung<br />
segment<br />
Mediastinal Away Away Towards the lesion<br />
shift<br />
Percussion Hyper-resonance Stony dullness Dullness<br />
Breath<br />
sounds<br />
Absent Absent Diminished