Stomach cancers

Carcinoma of the stomach click to access explanations in the original CAP template

Microscopic descriptions:

- Tumor histology and immunohistochemical studies:

- Adenocarcinoma (WHO 2019):
+ Lauren:
- Other histologic types:
- Histologic grade:
- Tumor extension:
- Lymphatic and/on vascular invasion:
+ Perineural invasion:
- Treatment effect:

Surgical margins for stomach resection specimens:

- Proximal margin:
- Distal margin:
- Omental (radial) margin:
- Other margin(s) (specify: ):

Surgical margins for endoscopic resection:

- Mucosal margin:
- Deep margin:
- Other margin(s) (specify: ):

Regional lymph nodes:

- Number of regional lymph nodes examined:
- Number of lymph nodes involved:
- Extranodal extension:
- Size of largest metastatic deposit (mm), specify site:
- Size of largest lymph node involved (mm), specify site:

Distant Metastasis: Not applicable Not identified Non-regional lymph node(s) (specify): Liver (specify): Other (specify): Cannot be determined:

Pathologic Stage Classification (AJCC 8e):

- TNM Descriptors:	m (multiple primary tumors) r (recurrent) y (post treatment)
- Primary tumor (pT):
- Regional lymph nodes (pN):
- Distant metastasis (pM):

+ Additional pathologic findings:

Intestinal metaplasia Low-grade dysplasia High-grade dysplasia Helicobacter pylori-type gastritis Autoimmune atrophic chronic gastritis Other polyps (type[s]):

- Other (specify):

- Additional notes: