1. H93 Other disorders of ear, not elsewhere classified

    1. H93.0 Degenerative and vascular disorders of ear

      1. H93.01 Transient ischemic deafness

        • H93.011 Transient ischemic deafness, right ear
        • H93.012 Transient ischemic deafness, left ear
        • H93.013 Transient ischemic deafness, bilateral
        • H93.019 Transient ischemic deafness, unspecified ear
      2. H93.09 Unspecified degenerative and vascular disorders of ear

        • H93.091 Unspecified degenerative and vascular disorders of right ear
        • H93.092 Unspecified degenerative and vascular disorders of left ear
        • H93.093 Unspecified degenerative and vascular disorders of ear, bilateral
        • H93.099 Unspecified degenerative and vascular disorders of unspecified ear
    2. H93.1 Tinnitus

      1. H93.11 Tinnitus, right ear

      2. H93.12 Tinnitus, left ear

      3. H93.13 Tinnitus, bilateral

      4. H93.19 Tinnitus, unspecified ear

    3. H93.2 Other abnormal auditory perceptions

      1. H93.21 Auditory recruitment

        • H93.211 Auditory recruitment, right ear
        • H93.212 Auditory recruitment, left ear
        • H93.213 Auditory recruitment, bilateral
        • H93.219 Auditory recruitment, unspecified ear
      2. H93.22 Diplacusis

      3. H93.23 Hyperacusis

      4. H93.24 Temporary auditory threshold shift

        • H93.241 Temporary auditory threshold shift, right ear
        • H93.242 Temporary auditory threshold shift, left ear
        • H93.243 Temporary auditory threshold shift, bilateral
        • H93.249 Temporary auditory threshold shift, unspecified ear
      5. H93.25 Central auditory processing disorder

        Inclusion term(s):

        • Congenital auditory imperception
        • Word deafness
      6. H93.29 Other abnormal auditory perceptions

        • H93.291 Other abnormal auditory perceptions, right ear
        • H93.292 Other abnormal auditory perceptions, left ear
        • H93.293 Other abnormal auditory perceptions, bilateral
        • H93.299 Other abnormal auditory perceptions, unspecified ear
    4. H93.3 Disorders of acoustic nerve

      Inclusion term(s):

      • Disorder of 8th cranial nerve
      1. H93.3X Disorders of acoustic nerve

        • H93.3X1 Disorders of right acoustic nerve
        • H93.3X2 Disorders of left acoustic nerve
        • H93.3X3 Disorders of bilateral acoustic nerves
        • H93.3X9 Disorders of unspecified acoustic nerve
    5. H93.8 Other specified disorders of ear

      1. H93.8X Other specified disorders of ear

        • H93.8X1 Other specified disorders of right ear
        • H93.8X2 Other specified disorders of left ear
        • H93.8X3 Other specified disorders of ear, bilateral
        • H93.8X9 Other specified disorders of ear, unspecified ear
    6. H93.9 Unspecified disorder of ear

      1. H93.90 Unspecified disorder of ear, unspecified ear

      2. H93.91 Unspecified disorder of right ear

      3. H93.92 Unspecified disorder of left ear

      4. H93.93 Unspecified disorder of ear, bilateral

    7. H93.A Pulsatile tinnitus

      1. H93.A1 Pulsatile tinnitus, right ear

      2. H93.A2 Pulsatile tinnitus, left ear

      3. H93.A3 Pulsatile tinnitus, bilateral

      4. H93.A9 Pulsatile tinnitus, unspecified ear

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.