Which root operation listed in the Imaging section has no values for the characters 5, 6, and 7 for any body system noted in character 2?

Question

Quizplus · Accepted Answer

Ultrasonography is the root operation that has no values for the characters 5, 6, and 7 for any body system noted in character 2. This means that it is not possible to code a specific approach, device, or qualifier for ultrasonography procedures.

Which Root Operation Listed in the Imaging Section Has No