L4E rule 7-8 (2014)
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This article covers L4E rule 7 for the 2014 L4E workload system. An overview of the L4E rules is found in the L4E rules of 2014.
The definitive reference for the rule is found on the CAP-ACP website.[1]
Overview
- This rule applies to specimens with additional stains and/or diagnostic (class 1) immunostains requested by the pathologist.
Note:
- Class 2 immunostains (e.g. ER/PR/HER2 for breast cancer) are covered by rule 8.
Details
| Specimen type(s) | Weight (L4E) | Details | Examples |
|---|---|---|---|
| All specimen types | 0.15 L4E/immunostain slide, 0.15 L4E/non-onerous special stains | does not include class 2 IHC tests (e.g. ER/PR/HER2 for breast ca), does not include so called onerous special stains (see below), 1 IHC = 0.33 L4E, 2 IHC = 0.66 L4E, 3 IHC = 1 L4E ... | 2 lung cores with CRC demonstrated with 5 IHC = 1 L4E (rule 1) + 5 x 0.15 L4E |
| All specimen types | 0.5 L4E/onerous special stain | includes only time consuming special stains: Warthin-Starry stain, ZN stain, Fite stain; if the stain is done upfront/routinely by the lab it is not counted ‡ | one lung core biopsy with granulomas - ZN, GMS, PASD done = 1 (rule 1) + 0.5 + 2 x 0.15 L4E |
| All specimen types | 0.33 L4E/immunofluorescent stain |
Note:
- Class 2 IHC tests are covered by L4E rule 8.
- ‡ Stomach biopsies which (routinely) come with a Warthin-Starry are not counted.
See also
References
- ↑ Workload and Workforce Committee of the CAP-ACP. Workload Measurement Guidelines. Canadian Association of Pathologists (CAP-ACP). 2014. URL: https://www.cap-acp.org/cmsUploads/CAP/File/CAP-ACP%202014%20Workload%20FINAL.pdf. Accessed on: 17 October 2017.