Visceral and Parietal Pleural Invasion (Lung (V9 2025+))

Organization	Field Name	ID#	ID Name	Required

Organization	Field Name	ID#	ID Name	Required
KCR	Visceral and Parietal Pleural Invasion	34124	VisandPariPleuralInv	yes
SEER	Visceral and Parietal Pleural Invasion	3937	visceralParietalPleuralInvasion	yes

Note 1 Physician Statement

Physician statement of Visceral and Parietal Pleural Invasion can be used to code this data item when no other information is available.

Note 2 Criteria for coding

A surgical resection must be done to determine if the visceral and/or parietal pleural is involved.
Exception In situ tumors (/2) can be coded 0 based on biopsy or surgical resection
Do not use imaging findings to code this data item

Code	Description

Code	Description
0	No evidence of visceral pleural invasion identified Tumor does not completely traverse the elastic layer of the pleura Stated as PL0

Primary tumor is in situ
Non-invasive neoplasm (behavior /2)
No evidence of primary tumor|

4	Invasion of visceral pleura present, NOS Stated as PL1 or PL2
5	Tumor invades into or through the parietal pleura OR chest wall Stated as PL3
6	Tumor extends to pleura, NOS; not stated if visceral or parietal
8	Not applicable: Information not collected for this case (If this item is required by your standard setter, use of code 8 will result in an edit error.)
9	Not documented in medical record No surgical resection of primary site is performed Visceral Pleural Invasion not assessed or unknown if assessed or cannot be determined

KCR Abstractors Manual