Question

what is the recommended source-to-image distance (sid) for a lateral chest radiograph?
○ 30 inches (76 cm)
○ 40 inches (102 cm)
○ 60 inches (152 cm)
○ 72 inches (183 cm)

Explanation:

In radiography, the recommended SID for a lateral chest radiograph is 72 inches (183 cm). This is a standard in medical imaging to ensure proper image quality and patient exposure.

Answer:

D. 72 inches (183 cm)