Oct 9, 2025 · Pneumothorax (PTX) (plural: pneumothoraces) refers to the presence of gas in the pleural space which allows the parietal and visceral pleura to separate and the lung to collapse.

May 10, 2025 · Pneumothorax on supine or portable chest x-rays can be much more subtle unless they are very large, as the free air rises to the front of the chest with the lung behind it, …

Chest radiograph revealed a right pneumothorax, marked by the visible right pleural edge, the absence of lung vessels peripheral to the pleural edge, and the increased peripheral space …

Aug 9, 2025 · Chest X-ray can show the size, allow initial assessment of the underlying cause, and look for any complications. The three main features of a pneumothorax on a chest x-ray are:

Inspiratory/expiratory projections are one technique that can be used to make a pneumothorax more obvious. Expiration results in the lung reducing in volume, becoming more dense and …

Pneumothorax is the identification of air within the pleural space. It can be divided into primary (no underlying lung disease), secondary (has underlying lung disease), and iatrogenic/traumatic …

Dec 7, 2020 · A pneumothorax does not display classical signs when a patient is positioned supine for a chest radiograph as commonly occurs in acute trauma or the critical care setting.

The patient required an emergency chest drain as the small pneumothorax was not detected by the clinical staff until the patient deteriorated further. In the absence of trauma, bullous disease …

Aug 9, 2025 · True tension pneumothorax, characterised by intrapleural pressure exceeding atmospheric pressure throughout much of the respiratory cycle, can only occur in patients …

Aug 10, 2024 · The expiratory chest radiograph increases the attenuation of normal lung, thereby increasing the contrast between lung and pneumothorax or demonstrating unilateral air trapping.