Causes of Tinnitus

The causes of tinnitus, the aggravating ringing or buzzing in the ears, can be many and various.

A useful list of causes of tinnitus:

  • Otologic problems and hearing loss:

  • o conductive hearing loss
    + external ear infection
    + acoustic shock
    + drums[citation needed]
    + subwoofers
    + cerumen (earwax) impaction
    + middle ear effusion
    + Superior canal dehiscence

    o sensorineural hearing loss
    + excessive or loud noise
    + presbycusis (age-associated hearing loss)
    + Ménière's disease
    + acoustic neuroma
    + mercury poisoning or lead poisoning
    + ototoxic medications -- such as:
    # analgesics:
    * aspirin
    * nonsteroidal anti-inflammatory drugs

    # antibiotics:
    * aminoglycosides e.g. gentamicin
    * chloramphenicol
    * erythromycin
    * tetracycline
    * Tobramycin
    * vancomycin
    * Vibramycin

    # chemotherapy and antiviral drugs:
    * bleomycin
    * interferon
    * pegylated interferon-alpha-2b
    * cisplatin
    * mechlorethamine
    * methotrexate
    * vincristine

    # loop diuretics:
    * bumetanide
    * ethacrynic acid
    * furosemide

    # others:
    * chloroquine
    * quinine
    * anti-depressants

    + Psychedelic drugs -- such as:
    # 5-MeO-DET
    # 5-Methoxy-diisopropyltryptamine
    # Diisopropyltryptamine (DiPT)
    # Harmaline
    # N,N-dimethyltryptamine
    # Psilocybin
    # Salvinorin A

  • neurologic disorders:
    o chiari malformation
    o multiple sclerosis
    o head injury
    + skull fracture
    + closed head injury
    + whiplash injury
    + temporomandibular joint disorder
    + giant cell arteritis

  • metabolic disorders:
    o thyroid disorder
    o hyperlipidemia
    o vitamin B12 deficiency
    o Iron deficiency anemia

  • psychiatric disorders:
    o depression
    o anxiety

  • other causes:
    o Tension myositis syndrome
    o fibromyalgia
    o vasculitis
    o hypertonia (muscle tension)
    o thoracic outlet syndrome
    o lyme disease
    o hypnogogia
    o sleep paralysis
    o Glomus tympanicum
    o anthrax vaccines which contain the Anthrax Protective Antigen

Source: wikipedia.org