When Coding for X-Ray Films Taken of Both Knees, List

Multiple Choice

When coding for x-ray films taken of both knees, list

A) the proper x-ray code twice and use the modifier -76 (repeat procedure by same physician) with the second code.
B) the proper x-ray code twice and use the modifier -51 (multiple procedure) with the second code.
C) the proper x-ray code once and modify it with -51 (multiple procedure) .
D) the proper x-ray code twice and use the modifiers RT (right) with the first code and LT (left) with the second code.