LEXICAL SERVICES UPDATE (3519)    PROTOCOL (101)

• LEXICON UPDATE

• ICPT CODE UPDATE EVENT
  MNEMONIC:   CPT
• ICD CODE UPDATE EVENT
  MNEMONIC:   ICD

• LEXSCHG

This protocol is used to notify other applications and processes 
   ----------------      ---------------------------------------------
   LEXSCHG("LEX")=0      LEXSCHG("LEX")=NOW     LEXICON UPDATE
   LEXSCHG("ICD")=0      LEXSCHG("ICD")=NOW     ICD CODE UPDATE EVENT 
   LEXSCHG("CPT")=0      LEXSCHG("CPT")=NOW     ICPT CODE UPDATE EVENT
 
NOTE: Calling application must NEW or KILL LEXSCHG.
when the Lexicon Utility, ICD-9 files, or the CPT/HCPCS files
are updated.  When a file is updated, the file number will be
added to the LEXSCHG local array: 
 
   Entry                 Exit
 
   Package files
   were Updated          Package Update Protocols Invoked