# text.div
This case-sensitive code system http://hl7.org/fhir/codesystem-altcode-kind defines the following codes:

Code | Display | Definition
alternate | Alternate Code | The code is an alternative code that can be used in any of the circumstances that the primary code can be used.
deprecated | Deprecated | The code should no longer be used, but was used in the past.
case-insensitive | Case Insensitive | The code is an alternative to be used when a case insensitive code is required (when the primary codes are case sensitive).
case-sensitive | Case Sensitive | The code is an alternative to be used when a case sensitive code is required (when the primary codes are case insensitive).
expression | Expression | The code is an alternative for the primary code that is built using the expression grammar defined by the code system.

# publisher
HL7 International / Terminology Infrastructure

# concept[].definition
The code is an alternative code that can be used in any of the circumstances that the primary code can be used.

# concept[].definition
The code should no longer be used, but was used in the past.

# concept[].definition
The code is an alternative to be used when a case insensitive code is required (when the primary codes are case sensitive).

# concept[].definition
The code is an alternative to be used when a case sensitive code is required (when the primary codes are case insensitive).

# concept[].definition
The code is an alternative for the primary code that is built using the expression grammar defined by the code system.