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E01 Diagnosis D003933 +
E01.370 Diagnostic Techniques and Procedures D019937 +
E01.370.372 Diagnostic Techniques, Digestive System D003938 +
E01.370.372.250 Endoscopy, Digestive System D016145 +
E01.370.372.250.260 Esophagoscopy D004945
E01 Diagnosis D003933 +
E01.370 Diagnostic Techniques and Procedures D019937 +
E01.370.388 Diagnostic Techniques, Surgical D003949 +
E01.370.388.250 Endoscopy D004724 +
E01.370.388.250.250 Endoscopy, Digestive System D016145 +
E01.370.388.250.250.260 Esophagoscopy D004945
E04 Surgical Procedures, Operative D013514 +
E04.210 Digestive System Surgical Procedures D013505 +
E04.210.240 Endoscopy, Digestive System D016145 +
E04.210.240.260 Esophagoscopy D004945
E04 Surgical Procedures, Operative D013514 +
E04.800 Surgical Procedures, Minimally Invasive D019060 +
E04.800.250 Endoscopy D004724 +
E04.800.250.250 Endoscopy, Digestive System D016145 +
E04.800.250.250.260 Esophagoscopy D004945