Lower extremity deep vein thrombosis is mostly manifested as pain at the site of thrombosis, the onset is more acute, which can bring greater pain for the patient, in addition to standardized treatment, should also pay attention to dietary care, as follows: 1, eat more vitamin-rich foods, such as tomatoes, hawthorn, beans, dairy, eggs, etc.; 2, eat more food containing high-quality protein, such as milk, chicken, duck, fish, eggs, soybean products, and eat less pork, lamb, and should be Lean meat is appropriate; 3, eat more food containing crude fiber, such as celery, coarse grains, etc., can promote gastrointestinal peristalsis, to avoid dry stools; 4, should eat less or do not eat animal fats or offal, such as fat meat, fat intestines, so as not to aggravate atherosclerosis; 5, the diet is mainly light, to avoid over-salting, causing high blood pressure; 6, to avoid drinking coffee, strong tea and other stimulating beverages.