What is known about oral nutritional care of patients receiving radiotherapy, chemotherapy or chemoradiotherapy for colorectal cancer? A systematic review and narrative synthesis.

What is known about oral nutritional care of patients receiving radiotherapy, chemotherapy or chemoradiotherapy for colorectal cancer? The specific objectives are: • To describe what is known about nutritional care offered before and during chemotherapy, radiotherapy or chemoradiotherapy for colorectal cancer; • To identify potentially modifiable factors for improving experience and treatment outcomes for a person with colorectal cancer during chemotherapy, radiotherapy or chemoradiotherapy.