ear, nose, and throat disorders
Ear Ringing or Buzzing
Causes of Ear Ringing or Buzzing
More than 75% of ear-related disorders include tinnitus as a symptom, and people who have hearing loss, regardless of cause, often develop tinnitus. These disorders include Exposure to loud noises or explosions (acoustic trauma) Aging ( Presbycusis ) Certain drugs that damage the ear ( Ear Disorders Caused by Drugs ) Meniere Disease None Migraines None Tinnitus can also be a symptom in people with Otitis Media (Acute) , Objective tinnitus usually involves noise from blood vessels near the ear. In such cases, the sound comes with each beat of the pulse (pulsatile). Causes include Turbulent flow through the carotid artery or jugular vein Certain middle ear tumors that are rich in blood vessels Malformed blood vessels of the membrane covering the brain The most common noise is the sound of rapid or turbulent blood flow in major vessels of the neck. This abnormal blood flow may occur because of a reduced red blood cell count ( Overview of Anemia ) or a blockage of the arteries ( Less commonly, spasms of muscles of the palate or the small muscles of the middle ear cause clicking sounds. These sounds do not follow the beat of the pulse. Such spasms often have no known cause but may be due to tumors, head injury, or diseases that affect the covering of nerves (for example, Multiple Sclerosis (MS) ). 