Pneumothorax, Spontaneous

Alternate Name:

Test:

Chest X-ray

Sign:

Amphoric breathing, apex beat displacement,cavernous breathing, coin test, hyperventilation or hypoventilation, tracheal displacement, thorac­ic tympany, vocal fremitus

Dd:

Asthma, chronic bronchitis, trauma, TB, pulmo-nary infarct, pleurodynia, pulmonary abscess, emphysema, histiocytosis X

Phys:

Lung rupture releases air into pleural space. Due to trauma, disease or idiopathic causes