“…There are few cases which had esophageal ulcer/stenosis caused by radiotherapy for non-esophageal cancer, such as lung cancer [ 3 , 19 , 22 ], laryngopharynx cancer [ 19 , 23 , 24 ], malignant lymphoma [ 15 ], and bone metastases of breast cancer [ 16 ]. Gastroduodenal ulcer and gastritis often occur as a complication of the radiotherapy for HCC [ 25 , 26 ].…”