Table 1-4.

Checklist for descriptions of the Japanese Classification of Esophageal Cancer (endoscopically treated cases)

Macroscopic findings

Tumor location: Ce, Ut, Mt, Lt, Ae

Macroscopic tumor type: Type 0-I, Type 0-IIa, Type 0-IIb, Type 0-IIc, Type 0-III, combined type, others

Size of specimen: length (mm), width (mm)

Size of tumor: length (mm), width (mm)

Resection: en bloc resection, piecemeal resection

Piecemeal resection: number of specimens

Horizontal margin: HMX, HM0, HM1

Vertical margin: VMX, VM0, VM1

Multiple lesions: present, absent

Histological findings

Histological type: squamous cell carcinoma, basaloid (-squamous) carcinoma, carcinosarcoma, adenocarcinoma, Barrett's adenocarcinoma, adenosquamous carcinoma, mucoepidermoid carcinoma, adenoid cystic carcinoma, neuroendocrine cell tumor, undifferentiated carcinoma, other carcinomas, non-epithelial malignant tumors, GIST, malignant melanoma

Depth of tumor invasion: pTX, pT0, pT1a (EP, LPM, MM), T1b (SM1, SM2, SM3)

Pattern of infiltration: INFa, INFb, INFc

Lymphatic invasion: ly (−), ly (+)

Venous invasion: v (−), v (+)

Size of tumor: length (mm) × width (mm)

Horizontal margin: pHMX, pHM0, pHM1

Vertical margin: pVMX, pVM0, pVM1

Residual tumor: pRX, pR0, pR1, pR2

Curativity: pCur A, pCur B, pCur C