Corneal infection manifested as corneal fungal moss or ulcers, subcutaneous tissue type dark filamentous mycosis can be seen in the subcutaneous tissue with thin pus, cysts with exudate, if the cyst wall excision is incomplete, leaving a sinus tract, can not heal for a long time. Dark filamentous mycosis is a group of dark fungi caused by the tissue with dark mycelium as a characteristic of the skin, subcutaneous tissue or systemic infection. 1974 Ajello proposed this name. Dark mycosis has been reported in scattered cases around the world, but is mostly seen in the tropics. How to effectively prevent corneal with fungal moss or ulcers? Take care to improve the body’s immunity, especially cellular immunity, with the use of immunomodulatory drugs. Hormones can lead to the growth of fungi and viruses, so once you have keratitis is not to order eye drops with hormones, treatment includes antibiotics and penetrating corneal transplantation is a more affirmative surgical treatment in recent years, you can also use Chinese medicine, Chinese medicine believes that the disease is mostly due to dampness and heat, treatment to distinguish the preference of dampness and heat, the choice of heat-clearing and dampness-eliminating drugs, in addition, you can also use Chinese medicine fumigation or nebulization treatment. Pay attention to rest, work and rest, orderly life, maintain an optimistic, positive and upward-looking attitude towards life. 1, pay attention to eye hygiene, do not use dirty hands or dirty handkerchiefs to wipe the eyes, to prevent trachoma and red eyes. 2, eyes into the sand, never rub the eye with your hands, especially the corneal foreign body, should go to the hospital to ask the ophthalmologist to remove, in order to prevent corneal abrasions and bacterial infection. 3, after the removal of corneal foreign body, there is often corneal epithelial damage, should be point antibiotic eye drops or coated with antibiotic eye ointment for more than 3 days. If the extent of damage, after applying eye ointment should be covered with eye pads, and daily checkups at the hospital to prevent infection. 4. Those who suffer from conjunctivitis, trachoma, entropion of the lid and chronic lacrimal sacculitis should be treated early. 5.Whenever there are symptoms of eye irritation, such as photophobia, tearing, pain and inability to open the eyes when you have a cold or fever, you should go to the hospital for examination and pay attention to any early keratitis changes. 6.When ordering eye drops, do not let the bottle touch the eyelid to prevent bacterial contamination and infection. 7, usually should pay attention to exercise, enhance physical fitness, avoid colds and other febrile diseases.