[An epidemic of rotavirus infection in a nursing home for the elderly in Japan].
An outbreak of diarrheal disease in a Japanese home for aged is reported. Out of 202 residents, 47 cases complained of diarrhea (23.3%) during a month. Clinical symptom were diarrhea (100%) vomiting (40.4%) and fever (31.9%). Fecal examination of 9 cases revealed positive A-group rotavirus antigen. Bacterial and small round shaped virus infection was excluded. Examination of rotavirus antibody, CF titer was positive in about 50% in each age group but the titer decreased year by year. In Japan, rotavirus infection has been epidemic only in nursing home for baby and titer of antigen has been believed to be sustain by repeated provocation. However, Japanese situation is changing to be west Europe and north America.
Department of Infectious Disease, Tokyo Metropolitan Geriatric Medical Center, Tokyo Metropolitan Research Laboratory of Public Health.
Yuri
Y
Chimura
Megumi
M
Annaka
Sumie
S
Shibazaki
Keiko
K
Adachi
Takayuki
T
Shinkai
Kenji
K
Sadamasu
Yayoi
Y
Noguchi
Yoshishige
Y
Masuda
Takashi
T
Inamatsu
D000368:Aged; D003428:Cross Infection / Q000453:epidemiology*; D004196:Disease Outbreaks; D005260:Female; D006801:Humans; D007564:Japan / Q000453:epidemiology; D008297:Male; D008875:Middle Aged; D009735:Nursing Homes; D012400:Rotavirus Infections / Q000453:epidemiology*