Masakazu N Aoki

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  • M Aoki
  • 1993
To clarify the characteristics of the tuberculosis situation in Japan, it was analysed in comparison with those in other developed countries. The results are summarized as follows: 1. The tuberculosis epidemic peaked at the end of 1910s in Eastern Japan, and in the 1940s in Western Japan. It is estimated that the annual risk of tuberculosis infection was 4%(More)
To evaluate the usefulness of the COPD questionnaire of the International Primary Care Airways Group (IPAG) for screening the subjects with COPD in a given cohort, the questionnaires were given to subjects aged 40 or older, regardless of smoking habit at a general health check-up program in 4 institutions (Miyagi, Osaka, Okayama and Fukuoka) of the Japan(More)
The system of tuberculosis (TB) case-finding by mass miniature radiography (MMR) was established and expanded for almost all Japanese citizens in the 1950s. And, as stipulated by the TB Prevention Law, periodic mass screenings for schools, inhabitants, employees and institutions have been carried out. Among those aged over 25 years, the proportion of people(More)
BCG vaccination has been given to infants and children so extensively and repeatedly for more than 55 years in Japan that it is very difficult, or often impossible to diagnose tuberculosis infection by tuberculin testing. On the other hand, as the treatment of latent tuberculosis infection has become more and more important recently, diagnosis of infection(More)
  • M Aoki
  • 2001
Modern tuberculosis control programme has been launched in 1951 by the major revision of the previous Tb. Control Law in Japan. Main control measures were BCG vaccination programme for tuberculin negatives, annual screening of Tb. by miniature radiophotography (MMR), charge free diagnosis and treatment of Tb. patients, registration and case-holding at(More)