Organization

Field Name

ID

Required

KCR

ICD-O-3 Conversion Flag (ICDO3Conversion)

30070

yes

NAACCR

ICD-O-3 Conversion Flag

2116

yes


Field Length: 1

Record the one digit code specifying how the conversion of site and morphology codes from ICD-O-2 to ICD-O-3 was accomplished.

Code

Description

0

Primary site and morphology originally coded in ICD-O-3

1

Primary site and morphology converted without review

3

Primary site computer-converted without review; morphology converted with review

If the diagnosis date is prior to January 1, 2001, the case record must have:

* an ICD-O-2 histology and behavior codes

* a conversion flag value of 1 or 3

The computer will automatically convert the ICD-O-2 codes to the ICD-O-3 codes if the conversion flag is 1.

If the diagnosis date is on or after January 1, 2001, the case record must have:

* ICD-O-3 histology and behavior codes

* a conversion flag of 0

* blanks in the ICD-O-2 field

ICD-O-3 Conversion Flag Controls Field Editing

0          Originally coded in ICD-O-3

(cursor goes only to ICD-O-3 histology)

1          ICD-O-2 code converted without review

(cursor goes only to ICD-O-2 histology)

3          ICD-O-2 converted with review

(cursor goes only to ICD-O-3 histology)