[Epidemic outbreak of bacillary dysentery by "Shigella sonnei" in a kindergarten (author's transl)].

An epidemic outbreak, caused by "Shigella sonnei" in a kindergarten, affecting a high percentage of children aged two to seven years is described. On searching into the sensitivity is isolated strains to a wide range of antibiotics, it was observed that all them showed resistance to sulphonamides and a 57.19% were also resistant to phosphomycin. After doing the pertinent investigations and epidemiological analysis possible mechanisms of illness, transmission and dissemination are studied, evaluating the clinical symptoms that these children showed as well as the clinical course after treatment with ampicillin.