Revision History for the MP/H Coding Rules Manual

August 24, 2012

Data Item NAACCR Item # MP/H Page Revisions
Ambiguous Terminology 442 337a Coding Instruction 3 updated.
Ambiguous Terminology 442 337b Rationale for Collection section added.
Date of Conclusive Terminology 443 338d Coding Instruction 2 added.
Multiplicity Counter 446 339 Coding Instruction 2 added.
Update this data item only once.
Multiplicity Counter 446 340a Coding Instruction 9c. added.
Multiplicity Counter 446 340b Coding Instruction 10 updated.
Part a. Dendritic cell sarcoma (9757) removed - was a duplicate.
Multiplicity Counter 446 340b Coding Instruction 11d. updated.
Multiplicity Counter 446 340c Coding Instruction 12, Example 2 updated.
Term changed from Multinodular carcinoma of the thyroid to Multicentric carcinoma of the thyroid.
Multiplicity Counter 446 340c Coding Instruction 13e. updated.
Format change only.
Multiplicity Counter 446 340c Coding Instruction 13f. added.
Use code 99 when the case is a DCO.
Date of Multiple Tumors 445 341a Data item description updated.
Date of Multiple Tumors is intended to capture the date that multiple tumors were discovered.
Date of Multiple Tumors 445 341c Coding Instruction 2a. & 2b. added.
Record the date of diagnosis when:

  1. Primary tumor cannot be found (code 00 in Mult Counter)
  2. Number of tumors is described as multicentric/multifocal and number is unk (code 89 in Mult Counter)
Date of Multiple Tumors 445 341c Coding Instruction 3, Example 3 added.
Example: Rt breast UOQ core biopsy showed invasive ductal ca in solitary tumor. Rt mastectomy showed that UOQ ca AND an additional invasive ductal ca in the LOQ. Enter the mastectomy date in Date of Multiple Tumors, the date that the second tumor was found.
Type of Multiple Tumors Reported as One Primary 444 343 Description of code 30 updated.
One or more in situ tumor(s) AND only one invasive tumor in the same organ/primary site.
Type of Multiple Tumors Reported as One Primary 444 343 Description of code 40 updated.
At least two invasive tumors in the same organ, may also have one or more in situ tumors

 

September 27, 2011

Data Item NAACCR Item # MPH Page Revision
Multiplicity Counter 446 339 Added codes 00 and 89, effective for 1/1/2011 diagnoses and forward

October 14, 2010

Data Item NAACCR Item # MPH Page Revision
Ambiguous Terminology 442 335 Reference to 2010 Hematopoietic Database and Manual added
Date of Conclusive Terminology 443 338a Instructions for transmitting dates revised
Instructions for estimating dates added
Date of Conclusive Diagnosis Flag 448 338d New data item
Multiplicity Counter 446 339 Instructions expanded and examples added
Instructions for code 99 revised to include tumors described as “disseminated”
Date of Multiple Tumors 445 341a Instructions expanded and examples added
Instructions for transmitting dates revised
Instructions for estimating dates added
Date of Multiple Tumors Flag 439 341e New data item
Type of Multiple Tumors Reported as One Primary 444 342 Instructions for code 99 revised to include tumors described as “disseminated” and “diffuse”