Abbreviations Flashcards
A
Initial Encounter/Visit
D
Subsequent Encounter/Visit
S
Sequela (a condition following and resulting from a disease)
NEC
Not Elsewhere Classified
NOS
Not Otherwise Specified (equivalent to Unspecified)
Excludes Note
Excludes 1 or 2
“See”
Points to an alternative term and is mandatory in order to code correctly
“See Also”
Another cross-reference term, look elsewhere in the index. However, it is not necessary to follow this instructin note when the original main term provides the necessary code
“Code Also”
Two codes may be required to fully describe the condition, but this note does not provide sequencing direction
Default Codes
Conditions that are most commonly associated with the main term, or is the unspecified code for the condition
Brackets [ ]
Synonyms, abbreviations, alternative wording, or explanatory phrases
Slanted [ ]
Identifies Manifestation codes: represents the secondary condition, Codes within the slanted is listed in the second position or follows the disease code
Parentheses ( )
Encloses supplementary words or explanatory information and does not affect the code assignment to the condition
Colon :
Incomplete terms that need one or more additional terms in order to be assigned to a particular code
Excludes 1
Indicates that the condition listed after it cannot ever be used at the same time as the code above the note
