The diet should be nutritious and easy to digest, provide enough protein and vitamins, diversify food, pay attention to color, aroma, taste and shape, and promote patients' appetite; The diet should be dull, and some appetizing foods can be appropriately added, and attention should be paid to small appetite and multiple meals.

Diet should be light, choose foods with anti-infection and anti-ulcer effects, such as Siraitia grosvenorii, honey, pigskin, snail, spinach, bitter gourd and so on.

Choose the following foods according to the symptoms: hoarseness: radish, pear, ginkgo, plum, etc.

Dysphagia: almond, peach kernel, lily, etc.

Hemoptysis: lotus root starch, day lily, etc.

Choose banana leaves, Malan, lobster sauce, almonds, loofah, eggplant and other foods with anti-cancer effects on the throat.