"Ultrasound "
"Pneumothoraces (singular: pneumothorax) are collections of gas within the pleural space. If the pneumothorax is under pressure, it is called a tension pneumothorax."
"Erect chest x-rays are sensitive and specific in patients who are mobile, but far less sensitive in supine patients. Chest X-ray can show the size, allow initial assessment of the underlying cause, and look for any complications."
Expected headings
"This is a basic article for medical students and other non-radiologists"
"Ultrasound "
"Chest radiograph"
"CT chest"
"This is a summary article; read more in our article on pneumothorax."