Final answer:
Non-Hodgkin's lymphoma is a disease that can be treated with chemotherapy.
Step-by-step explanation:
The disease that can include treatment using chemotherapy is Non-Hodgkin's lymphoma. Chemotherapy is a common treatment for this type of cancer, which affects the lymphatic system. Chemotherapy helps to kill cancer cells and prevent their spread.
Learn more about Chemotherapy for treating Non-Hodgkin's lymphoma