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Item #
Length
Source of Standard
Year Implemented
Version Implemented
Year Retired
Version Retired
3937
1
NAACCR
2018
18
NAACCR XML: Tumor.visceralParietalPleuralInvasion
Description
Visceral and Parietal Pleural Invasion is defined as invasion beyond the elastic layer or to the surface of the visceral pleura.
Rationale
Visceral and Parietal Pleural Invasion (previously called "pleural/elastic layer invasion (PL)") is a Registry Data Collection Variable for AJCC. This data item was previously collected for Lung, SSF# 2.
Codes
0 No evidence of visceral pleural invasion identified
Tumor does not completely traverse the elastic layer of the pleura
Stated as PL0
4 Invasion of visceral pleural present, NOS
Stated as PL1 or PL2
5 Tumor invades into or through the parietal pleural OR chest wall
Stated as PL3
Conversions that will be implemented:
**Code 1 cases:** Now code 4
**Code 2 cases:** Now code 4
**Code 3 cases:** Now code 5
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
Each Site-Specific Data Item (SSDI) applies only to selected primary sites, histologies, and years of diagnosis. Depending on applicability and standard-setter requirements, SSDIs may be left blank.
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