lung and airway disorders
Chest Imaging
Introduction
Chest imaging studies include X-rays Computed tomography (CT) CT angiography Magnetic resonance imaging (MRI) Ultrasonography Nuclear lung scanning Pulmonary artery angiography Positron emission tomography (PET) scanning (See also Medical History and Physical Examination for Lung Disorders and All of these imaging studies except magnetic resonance imaging (MRI) and ultrasonography use radiation. X-rays of the chest are almost always done when doctors suspect a lung or heart disorder. Other imaging tests are done as needed to provide doctors with specific information to make a diagnosis. 