Which of the following would be normal findings of the heart and its surrounding area?
1. The left hilum is about 2 cm higher than the right hilum.
2. Most of the heart shadow is to the right of the sternum.
3. Calcified lymph nodes indicate an adult patient.
4. The cardiothoracic ratio is less than 1:2.
a. 1, 4
b. 2, 3
c. 1, 2, 4
d. 1, 2, 3, 4
A
Normally, the left hilum is about 2 cm higher than the right hilum and the cardiothoracic ratio is less than 1:2 . Most of the heart's shadow should be on the left side of the sternum. Calcified lymph nodes could be a sign of histoplasmosis or tuberculosis.
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