12 Questions
The dome of rt. Hemidiaphragm at level of ant. End of 6th rib. The rt. Hemidiaphragm being up to -------- higher than the left.
2.5 cm
Air within major bronchi can be recognizes, but walls not usually visible. Hilar LNs normally too small to seen. The left hilum usually slightly ----- than rt. Side. ❖ --------, are only identified within normal lung.
higher, blood vessels, interlobar fissures, walls of certain larger end on bronchi
Air bronchogram
refers to air filled bronchi being made visible by opacification of surrounding alveoli.
Silhouette sign
is an invaluable sign for localizing disease from plain CXR.
Which structure can only be seen in a frontal X-ray projection if it lies along the line of X-ray beam?
Horizontal fissure
In radiological terms, what does the presence of an air bronchogram indicate?
Consolidation
What does the silhouette sign in radiology refer to?
Loss of visualization of adjacent mediastinum
Where are the hilar shadows typically found in a radiological image of the chest?
Representing the pulmonary arteries and veins
Which radiological sign is valuable for localizing diseases from a plain chest X-ray?
Silhouette sign
In lobar pneumonia, which pathogen is the commonest?
S. pneumoniae
What is the primary area of infection in bronchopneumonia?
Bronchi
Which feature is characteristic of lobar pneumonia compared to bronchopneumonia?
Spread through pores of Kohns and canals of Lambert
Test your knowledge of chest X-ray interpretation with this quiz. Identify key anatomical structures, such as the diaphragm, pulmonary arteries and veins, and major bronchi, and learn to recognize normal and abnormal findings.
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