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Stage 0 Esophageal Cancer AJCC v7

MedGen UID:
Concept ID:
Neoplastic Process
Synonyms: Esophageal Carcinoma in situ; Esophageal Carcinoma in situ AJCC v7; Severe Esophageal Dysplasia; Severe Esophageal Dysplasia AJCC v7; Stage 0 Esophageal Cancer


Stage 0 includes: For squamous cell carcinoma: Tis (HGD), N0, M0, G1, GX, Tumor location: Any. For adenocarcinoma: Tis (HGD), N0, M0, G1, GX. Tis: High-grade dysplasia. N0: No regional lymph node metastasis. M0: No distant metastasis. G1: Well differentiated. GX: Grade cannot be assessed-stage grouping as G1. Tumor location: Location of the primary cancer site is defined by the position of the upper (proximal) edge of the tumor in the esophagus. (AJCC 7th ed.) [from NCI]

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