Chronic tinnitus is not necessarily cancer because there are many causes of tinnitus. There are many reasons that cause long-term tinnitus in patients, such as excessive mental tension, high life pressure, poor living environment, lack of sleep and other physiological factors and application of ototoxic drugs. Meanwhile, cerumen impaction, tympanic membrane perforation, temporomandibular joint disorder, otitis media, atherosclerosis, craniocerebral trauma, etc. can also cause long-term tinnitus in some patients, so it is not necessarily caused by cancer. For some patients with long-term tinnitus, they should also be alert to aneurysms, jugular vein bulboma, acoustic neuroma and other diseases, which are easily accompanied by pain, poor quality of sleep, hearing loss, dizziness and other symptoms. If you are suffering from cancer and have been suffering from tinnitus for a long period of time recently, you should be alerted to the expansion of cancer cells. If you want to know for sure whether it is cancer or not, you should consult a regular hospital for a comprehensive examination immediately. Regardless of whether the diagnosis is due to cancer or other diseases, patients should actively cooperate with doctors to improve tinnitus symptoms and quality of life.