Which of the following is/are commonly seen on the lateral neck x-ray of a patient with LTB?
1. "Pencil point" narrowing of the upper airway
2. Haziness in the subglottic area
3. Classic "thumb sign"
4. "Steeple point" narrowing of the upper airway
a. 3
b. 2, 3
c. 1, 2, 4
d. 2, 3, 4
C
Lateral neck x-ray findings of a patient with LTB can include the "pencil point" or "steeple point" sign indicating narrowing of the upper airway. Haziness in the subglottic area may also be seen. The "thumb sign" is an indication of a swollen epiglottis.
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