title: Syphilitic aortic insufficiency. Some observations on a vanishing disorder.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001014:Aortic Aneurysm / Q000150:complications; D001022:Aortic Valve Insufficiency / Q000453:epidemiology*; D044383:Black People; D006333:Heart Failure / Q000150:complications; D006801:Humans; D008297:Male; D008875:Middle Aged; D009494:Neurosyphilis / Q000453:epidemiology; D010406:Penicillins / Q000627:therapeutic use; D013588:Syphilis Serodiagnosis; D013589:Syphilis, Cardiovascular / Q000188:drug therapy / Q000453:epidemiology*; D013781:Texas; D014209:Treponema Immobilization Test; D044465:White People; D001741:Black or African American
chemical_list: D010406:Penicillins