Opacities Archives

Hemithorax Whiteout – CXR

Use tracheal deviation either toward or away from a large lung opacity on a CXR to narrow the differential of the lesion. (5 minutes)

Identify key features to identify and determine the severity of congestive left heart failure on a chest x-ray. (5 minutes)

Learn to identify an air bronchogram on chest x-ray and describe the pathologies that lead to the appearance of air bronchograms.

Use the silhouette sign to localize a right middle lobe pneumonia and parapneumonic effusion on chest x-ray. (5 minutes)

Use pleural fissures to determine the location of a right upper lobe pneumonia with a cavitary lung abscess. (5 minutes)

Use tracheal and mediastinal deviation to help differentiate the etiology of lung whiteout and other large opacities.

Differentiate malignant metastases to the lung from primary lung malignancy. (5 min)

Identify key characteristics that differentiate a hilar mass due to primary lung cancer from other causes.

Differentiate between bulky lymphadenopathy and enlarged pulmonary arteries in a CXR with enlarged hila.

Identify mediastinal shift toward a lung opacification to diagnose atelectasis from lobar collapse.