Application of ozonated water for treatment of gastro-thoracic fistula after comprehensive esophageal squamous cell carcinoma therapy: A case report

Figure 2 Cumulative isodose distribution. A: Radiotherapy for metastatic tumor of the left lung (40 Gy/4 F) in April 2017; B: Radiotherapy for anastomotic site and lymph nodes (60 Gy/30 F) from April to June 2017; C: Radiotherapy for metastatic tumor of the right lung (50 Gy/5 F) in June 2018; D and E: Radiotherapy for metastatic tumors of both lungs (48 Gy/6 F) in November 2018; F: Radiotherapy for sternal metastases (45 Gy/15 F) in February 2019.