Document ID: chunk:federal_register_of_legislation:F2020L01386:reg:9:p3
Version: federal_register_of_legislation:F2020L01386
Segment Type: reg
Provision Reference: reg 9 (pt 3/5)
Character Range: 8827–11708

Dictionary.
(24)      having a viral infection from the specified list of viral infections within the 30 days before the clinical onset of tinnitus;
Note: specified list of viral infections is defined in the Schedule 1 - Dictionary.
(25)      having meningitis or encephalitis within the one year before the clinical onset of tinnitus;
(26)      having neurosyphilis before the clinical onset of tinnitus;
(27)      having tuberculosis involving the nasopharynx, meninges, temporal bone, middle ear or inner ear of the affected side before the clinical onset of tinnitus;
(28)      having typhoid fever within the 30 days before the clinical onset of tinnitus;
(29)      undergoing a course of therapeutic radiation for cancer, where the auditory apparatus was in the field of radiation, before the clinical onset of tinnitus;
(30)      having:
(a)           a cobalt-containing metal-on-metal hip prosthesis; or
(b)           a serum cobalt concentration of at least 200 micrograms per litre;
for at least the four weeks before the clinical onset of tinnitus;
(31)      having vitamin B1 (thiamine) or vitamin B12 (cobalamin) deficiency at the time of the clinical onset of tinnitus;
(32)      having carbon monoxide poisoning within the 48 hours before the clinical onset of tinnitus;
(33)      being exposed to a peak sound pressure level at the tympanic membrane of at least 140 dB(C) before the clinical worsening of tinnitus;
Note: dB(C) is defined in the Schedule 1 - Dictionary.
(34)      being exposed to a sound pressure level at the tympanic membrane of at least 85 dB(A) as an 8-hour time-weighted average (TWA) with a 3‑dB exchange rate for a cumulative period of at least six months before the clinical worsening of tinnitus;
            Note: dB(A) and time-weighted average (TWA) with a 3-dB exchange rate are defined in the Schedule 1 - Dictionary.
(35)      having blunt trauma, penetrating trauma or surgery to an auditory structure or central auditory neural pathway, within the five years before the clinical worsening of tinnitus;
Note 1: Examples of trauma include temporal bone fracture and basilar skull fracture.
Note 2: auditory structure is defined in the Schedule 1 - Dictionary.
(36)      having sensorineural hearing loss or conductive hearing loss at the time of the clinical worsening of tinnitus;
(37)      taking a drug from the specified list of drugs within the 30 days before the clinical worsening of tinnitus;
Note: specified list of drugs is defined in the Schedule 1 - Dictionary.
(38)      having inner ear exposure to a chemical agent from the specified list of chemical agents within the 30 days before the clinical worsening of tinnitus;
            Note 1: Inner ear exposure to a chemical agent will only occur in the presence of a defect in the tympanic membrane.
Note 2: specified list of chemical agents is defined in the Schedule