Chest Radiology — Flashcards

_____ sign is seen on both PA chest radiographs and on CT scans in right upper lobe collapse

_____ triad, also known as the 1-2-3 sign or Pawnbrokers sign, is a lymph node enlargement pattern which has been described in sarcoidosis:1. Right paratracheal nodes2. Right hilar nodes3. Left hilar nodes

_____ of the lung presents similarly to pneumonia on CXR (hazy infiltrates, consolidation)

The _____ sign is seen in bronchiectasis on CT scan due to loss of peripheral tapering of the bronchi.

Emphysema is characterized by increased _____ diameter with a flattened diaphragm on CXR

_____ lines are seen when the interlobular septa in the pulmonary interstitium become prominent

_____ sign on HRCT is typically seen in angioinvasive aspergillosis and represents hemorrhage

_____ sign, initially described as the sarcoid galaxy, represents a coalescent granuloma seen in a minority of patients with pulmonary sarcoidosis.

_____ appearance on CT scan is characteristic of Alveolar proteinosis

The _____ sign is seen in bronchiectasis on CT scan due to dilation of bronchus.