Management of Iatrogenic Pneumothorax

Initial Assessment and Treatment

The British Thoracic Society recommends that most iatrogenic pneumothoraces resolve with observation alone, but when intervention is needed, simple aspiration using a small-bore catheter (≤14F) should be the first-line treatment, reserving chest tube drainage for patients with COPD, those on positive pressure ventilation, or when aspiration fails 1, 2
Patients with COPD are more likely to require tube drainage due to underlying lung disease 1, 2, 3
The American College of Chest Physicians suggests assessing clinical stability by evaluating respiratory rate, heart rate, blood pressure, room air oxygen saturation, and ability to speak in complete sentences 4

For stable patients without mechanical ventilation, simple aspiration using a small 8F teflon catheter achieves success in up to 89% of cases without requiring tube drainage 1, 2, 3, 5
The British Thoracic Society recommends placing a 16F-22F chest tube connected to a water seal device for patients with COPD, and applying suction if the lung fails to reexpand with water seal alone 4
For patients on positive pressure ventilation, a 24F-28F large-bore chest tube should be used if there is anticipated bronchopleural fistula with large air leak or requirement for continued positive-pressure ventilation 4, 6

Serial chest radiographs should be performed to assess pneumothorax resolution and lung re-expansion 6
The American College of Chest Physicians recommends monitoring respiratory rate, heart rate, blood pressure, and oxygen saturation continuously 6

The British Thoracic Society advises against using observation alone in patients on mechanical ventilation—they require immediate chest drainage 1, 2, 3, 5
The American College of Chest Physicians suggests avoiding premature chest tube removal before confirming complete pneumothorax resolution and cessation of air leak 6

The British Medical Journal recommends using an 8F teflon catheter or 16-gauge cannula for simple aspiration in stable patients, with a success rate of up to 89% 7
Patients with underlying lung disease, such as COPD or emphysema, require closer monitoring and may need chest tube drainage more frequently, as drainage procedures are less successful in cystic, fibrotic, bullous, or emphysematous lung disease 7

The British Medical Journal suggests waiting 24 hours after bubbling stops before removing the chest tube, and prescribing adequate oral and intramuscular analgesia 7
Patients should be advised to avoid air travel until radiographic changes resolve, and should return immediately if noticeable deterioration occurs 7

The British Medical Journal recommends arranging a chest clinic appointment in 7-10 days, and providing a discharge letter instructing the patient to return immediately if noticeable deterioration occurs 7