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 4 Polyp of middle ear
 * H74.40 Polyp of middle ear, unspecified ear
 * H74.41 Polyp of right middle ear
 * H74.42 Polyp of left middle ear
 * H74.43 Polyp of middle ear, bilateral
 * H74.8 Other specified disorders of middle ear and mastoid
 * H74.8x Other specified disorders of middle ear and mastoid
 * H74.8x1 Other specified disorders of right middle ear and mastoid
 * H74.8x2 Other specified disorders of left middle ear and mastoid
 * H74.8x3 Other specified disorders of middle ear and mastoid, bilateral
 * H74.8x9 Other specified disorders of middle ear and mastoid, unspecified ear
 * H74.9 Unspecified disorder of middle ear and mastoid
 * H74.90 Unspecified disorder of middle ear and mastoid, unspecified ear
 * H74.91 Unspecified disorder of right middle ear and mastoid
 * H74.92 Unspecified disorder of left middle ear and mastoid
 * H74.93 Unspecified disorder of middle ear and mastoid, bilateral

H75 Other disorders of middle ear and mastoid in diseases classified elsewhere

 * Code first underlying disease
 * H75.0 Mastoiditis in infectious and parasitic diseases classified elsewhere
 * Excludes1: mastoiditis (in):
 * syphilis (A52.77)
 * tuberculosis (A18.03)
 * H75.00 Mastoiditis in infectious and parasitic diseases classified elsewhere, unspecified ear
 * H75.01 Mastoiditis in infectious and parasitic diseases classified elsewhere, right ear
 * H75.02 Mastoiditis in infectious and parasitic diseases classified elsewhere, left ear
 * H75.03 Mastoiditis in infectious and parasitic diseases classified elsewhere, bilateral
 * H75.8 Other specified disorders of middle ear and mastoid in diseases classified elsewhere
 * H75.80 Other specified disorders of middle ear and mastoid in diseases classified elsewhere, unspecified ear
 * H75.81 Other specified disorders of right middle ear and mastoid in diseases classified elsewhere
 * H75.