title: Tabes dorsalis progressing to general paresis after 20 years despite routine penicillin therapy.
abstract: A man with a history of treatment for early syphilis presented with tabes dorsalis. Despite receiving a course of penicillin accepted as adequate by the World Health Organisation the illness progressed to tabo-paresis after 20 years. Reinfection cannot be excluded.
mesh_terms: D006801:Humans; D008297:Male; D008875:Middle Aged; D010291:Paresis / Q000209:etiology*; D010406:Penicillins / Q000627:therapeutic use*; D013606:Tabes Dorsalis / Q000150:complications* / Q000188:drug therapy; D013997:Time Factors
chemical_list: D010406:Penicillins