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Characters 2 through 7 have a standard meaning within each section but may have different meanings across sections. The characters for the medical and surgical section are:

1 = section

2 = body system

3 = root operation

4 = body part

5 = approach

6 = device

7 = qualifier

Hope this helps you MIBC STUDENTS :)

Sabrina....

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Q: What is the role of characters 1 2 and 3 in the ICD-10-PCS alphanumeric coding system?
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