Identify the punctuation mark that is used to supplement words or explanatory information that may or may not be present in the statement of diagnosis or procedure in ICD-9-CM coding. The punctuation does not affect the code number assigned to the case. The punctuation is considered a nonessential modifier, and all three volumes of ICD-9-CM use them.
A) Parentheses
B) Brackets
C) Colon
D) Dash