disease has location in situ carcinoma esophagus carcinoma in situ https://www.malacards.org/card/esophagus_carcinoma_in_situ NCIT:C89771 ICD9:230.1 severe esophageal dysplasia stage 0 oesophagus carcinoma esophageal carcinoma in situ MONDO:0004708 stage 0 esophageal carcinoma in situ carcinoma in situ of esophagus 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.) GARD:0024094 severe esophageal dysplasia aJCC v7 UMLS:C0154059 DOID:9095 esophageal carcinoma in situ aJCC v7 SCTID:92585006 stage 0 esophagus carcinoma stage 0 esophageal cancer aJCC v7 icd11.foundation:218644880 MEDGEN:56332 stage 0 esophageal cancer carcinoma in situ of oesophagus oesophagus in situ carcinoma esophagus in situ carcinoma ICD10CM:D00.1 carcinoma of esophagus esophagus