Iron is the most common intraocular foreign body, the foreign body in the lens can form a limited cataract, if the iron foreign body is small, it can exist in the crystal for many years without obvious reaction, iron can oxidize in the eye and gradually spread in the eye, forming ocular rust deposits, including rust deposits in the cornea, iris, lens, and retina, eventually leading to blindness, the rust deposits in the eye are related to the size and location of the intraocular foreign body. Larger and posterior foreign bodies tend to migrate to the posterior segment of the eye. Lens rust deposition is a clinical symptom of traumatic cataract. Direct or indirect mechanical injury to the lens can produce cloudy changes, called traumatic cataract. Patients are mostly children, young men and soldiers. What are the dietary considerations for traumatic cataract? Patients are advised to eat foods that help defecate; foods rich in vitamin E and B vitamins; foods that have a beneficial effect on water and blood pressure; spicy and stimulating foods; caffeine-containing drinks; foods with high fat content; and large amounts of water. The food should be eaten Honey: honey is a kind of hypertonic food, which can change the osmotic pressure of blood and the osmotic pressure of intraocular atrial fluid, thus reducing the intraocular pressure. Acute glaucoma can eat 100 ml of honey per day, chronic glaucoma is 150 ml per day, divided into three oral doses. Winter melon: a water-friendly food that helps to lower IOP. Shrimp with cold water into the pot and cooked until crisp and then add winter melon with cooked until winter melon, a little salt, chicken seasoning after Sheng admission bowl. (Seasoning near the amount of less put). Corn: contains more cellulose, has the role of strengthening the spleen and preventing constipation. Moldy and spoiled corn has a carcinogenic effect, should not be eaten. Mutton: mutton is good for blood, liver, eyesight, the treatment of postpartum anemia, tuberculosis, night blindness, cataract, glaucoma and other diseases have a very good effect. Boil water and add 1 kg of mutton and 50 grams of vinegar, boil and fish out, then add water and seasoning again. Mutton can be made into many kinds of delicacies with unique flavor and mellow aroma. Avoid food Raw onion: spicy, irritating food that can affect neurovascular function and induce glaucoma. Glaucoma is recommended to be avoided. Strong tea: Although it has the function of diuretic, it is often in excessive excitement, affecting sleep and causing an increase in intraocular pressure. To avoid drinking strong tea, coffee, etc. Lard: food with high fat content. Glaucoma diet should be light and nutritious.