G63 Polyneuropathy in diseases classified elsewhere

Excludes1: polyneuropathy (in):
diabetes mellitus (E08-E13 with .42)
diphtheria (A36.83)
infectious mononucleosis complicated by polyneuropathy (B27.0-B27.9 with fifth character 1)
Lyme disease (A69.22)
mumps (B26.84)
postherpetic (B02.23)
rheumatoid arthritis (M05.5-)
scleroderma (M34.83)
systemic lupus erythematosus (M32.19)

Code first: underlying disease, such as:
amyloidosis (E85.-)
endocrine disease, except diabetes (E00-E07, E15-E16, E20-E34)
metabolic diseases (E70-E88)
neoplasm (C00-D49)
nutritional deficiency (E40-E64)