RCC ICD-10-CM Diagnosis Coding for Radiology 2

Question 1

What ICD-10-CM code is used for a screening mammogram encounter?

Accepted Answer

Z12.31

Answer

ICD-10-CM Z12.31 designates an encounter for screening mammogram for malignant neoplasm of breast.

Question 2

When imaging reveals an incidental finding unrelated to the reason for the study, how is it coded?

Accepted Answer

It is not coded unless clinically evaluated

Answer

Incidental findings are only coded when the physician clinically evaluates and documents them.

Question 3

Which code set is used alongside ICD-10-CM to capture external causes for injury-related radiology studies?

Accepted Answer

V00–Y99 External Cause codes

Answer

External cause codes (V00–Y99) are used to document how, where, and the activity at time of injury.

Question 4

An MRI is ordered for low back pain. Which ICD-10-CM code is most appropriate?

Accepted Answer

M54.50

Answer

ICD-10-CM M54.50 reports low back pain, unspecified, when no more specific diagnosis is available.

Question 5

When coding a contrast reaction during a radiology procedure, which ICD-10-CM category is used?

Accepted Answer

T80.6 series

Answer

Adverse effects from contrast media are coded using the T80.6xx series for complications of infusion/injection.

RCC - Radiology Certified Coder Practice Test