Flashcards in CXR Radiology Review Deck (9):
What appears black v. white on X-ray?
air is black, it doesn't stop X-rays
fluids and tissues are whiter, they stop X-rays
calcium, iodine, steel are white, they stop nearly all x-rays
List the evaluation scheme for CXR.
flow (blood vessels)
gas in wrong place
What should you see on every normal PA CXR? (6)
clear heart borders
sharp costophrenic angle
tracheal position is midline
lungs are symmetric in density
no lines in peripheral ¼ of lung
How might a pulmonary embolism appear on CT?
a darker gray area in vessels highlighted in white due to contrast
What happens to diaphragm silhouette with COPD?
Name some possibilities for a mass that shows up white/gray on CXR.
pus, blood, edema, air due to collapse, tumor mass (usually slow growing)
Peripheral line markings are characteristic of what condition?
Kerley B lines in CHF (veins and lymphatics are engorged)
What two conditions could cause thickened septal walls on CXR?
cancer or edema