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Volume 18, Number 7—July 2012

Dispatch

Transmission of Bordetella holmesii during Pertussis Outbreak, Japan

Hajime Kamiya, Nao Otsuka, Yuka Ando, Fumito Odaira, Shuji Yoshino, Kimiko Kawano, Hirokazu Takahashi, Toshihide Nishida, Yoshio Hidaka, Hiromi Toyoizumi-Ajisaka, Keigo Shibayama, Kazunari KamachiComments to Author , Tomimasa Sunagawa, Kiyosu Taniguchi, and Nobuhiko Okabe
Author affiliations: National Institute of Infectious Diseases, Tokyo, Japan (H. Kamiya, N. Otsuka, Y. Ando, F. Odaira, H. Toyoizumi-Ajisaka, K. Shibayama, K. Kamachi, T. Sunagawa, K. Taniguchi, N. Okabe); Miyazaki Prefectural Institute for Public Health and Environment, Miyazaki, Japan (S. Yoshino, K. Kawano); Takahashi Clinic, Miyazaki (H. Takahashi); and Nobeoka Public Health Center, Miyazaki (T. Nishida, Y. Hidaka)

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Table 2

Clinical and epidemiologic characteristics for 6 Bordetella holmesii–infected patients during pertussis outbreak, Japan, September 2010–April 2011*

Patient no. Whoop Duration of cough Treatment DTP vaccine status, no. doses Medical history Epidemiologic findings
1 + 10 d AZM 4 Asthma Student at high school A. His 14-year-old sister, who was given a diagnosis of pertussis, was a student at junior high school B.
2 + 28 d AZM 4 −– Student at junior high school B. Her 18-year-old brother had similar symptoms, but laboratory test results were negative.
3 >4 wk AZM 4 Student at junior high school B. Her close friends began coughing after her disease onset.
4 + 15 d AZM 4 Chlamydial pneumonia Student at junior high school B. Her 11-year-old sister was given a diagnosis of pertussis before her disease onset.
5 −– 28 d AZM UNK Allergic rhinitis Teacher at junior high school B in charge of patient 4.
6 23 d AZM, CFPN-PI, GRNX UNK Rheumatoid arthritis Medical staff at clinic C, which was visited by patients 1–5.

*All patients had a paroxysmal cough and coughed at night; none had posttussive vomiting. DTP, diphtheria-tetanus-pertussis; +, positive; AZM, azithromycin; –, negative; UNK, unknown; CFPN-PI, cefcapene pivoxil; GRNX, garenoxacin.

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