Collapse and atelectasis are terms which are often used synonymously and refer to loss of volume within the lung. In North America, the term collapse is often reserved to denote complete loss of volume within an entire lobe or lung.…
Introduction The purpose of this chapter is to review lesions involving the trachea and proximal bronchi, to describe the radiological signs of bronchiectasis and to discuss the role of imaging in obstructive lung disease, a group of diffuse lung diseases…
Respiratory infections are the most common illnesses occurring in humans and pneumonia is the leading cause of death due to infectious disease and the sixth most common cause of death in the United States. Pneumonia is an acute infection of…
The mediastinum is bounded laterally by the two lungs, anteriorly by the sternum, posteriorly by the vertebrae, superiorly by the thoracic inlet and inferiorly by the diaphragm. Mediastinal Diseases Mediastinal Masses Incidence The true prevalence of mediastinal masses is unknown…
The Chest Wall Although there are numerous tissues and structures that make up the chest wall, based on their radiographic presentation, its components can be grouped into two major parts: the soft tissues and the bony structures. Chest wall tumours…
The Lungs Each lung is divided into lobes surrounded by pleura. There are normally two lobes on the left, the upper and lower, separated by the major (oblique) fissure, and three on the right, the upper, middle and lower lobes,…
Chest radiography and computed tomography (CT) remain the stalwarts of thoracic imaging. The basic technique of chest radiography has remained largely unchanged since its inception, but continuing developments in image receptor technology have resulted in techniques which are simultaneously efficient…