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Volume 15, Number 2—February 2009

Research

Medical Procedures and Risk for Sporadic Creutzfeldt-Jakob Disease, Japan, 1999–2008

Tsuyoshi Hamaguchi, Moeko Noguchi-Shinohara, Ichiro Nozaki, Yosikazu Nakamura, Takeshi Sato, Tetsuyuki Kitamoto, Hidehiro Mizusawa, and Masahito YamadaComments to Author 
Author affiliations: Kanazawa University Graduate School of Medical Science, Kanazawa, Japan (T. Hamaguchi, M. Noguchi-Shinohara, I. Nozaki, M. Yamada); Jichi Medical University, Shimotsuke, Japan (Y. Nakamura); Kohnodai Hospital, Ichikawa, Japan (T. Sato); Tohoku University Graduate School of Medicine, Sendai, Japan (T. Kitamoto); Tokyo Medical and Dental University, Tokyo, Japan (H. Mizusawa); Creutzfeldt-Jakob Disease Surveillance Committee, Japan (Y. Nakamura, T. Sato, J. Mizusawa, T. Kitamoto, M. Yamada)

Main Article

Table 1

Characteristics of patients with definite or probable prion disease, Japan, 1999–2008*

Type of prion disease No. (%) patients
Sporadic CJD 760 (76.8)
Genetic prion diseases 167 (16.9)
Acquired prion diseases† 62 (6.3)
Unclassified CJD
1 (0.1)
Total 990

*CJD, Creutzfeldt-Jakob disease.
†Acquired prion diseases included 61 cases of dura mater CJD and 1 case of variant CJD.

Main Article

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