Vomiting & diarrhea due to Rotavirus

Photo 1) Electron micrograph of Rotavirus .   Bar indicate 100nm.
                Visual collection of American Society for Microbology 

           　    

Photo 2) Watery stool of an infant.  Stool colour is white-yellow.                   

               Right panel show the Rapid antigen test for Rotavirus         

               & Adenoviruses.  Agglutination is noted in rota virus.

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Rotavirus infection

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❑Symptoms:  fever and frequent vomiting, follow watery diarrhea.

❑Rotaviruses:  5 antigenic groups(A,B,C,D, E). group A

          (6 serotypes) are major causes infantile vomiting & diarrhea.

                     

❑Transmission:  fecal-oral route

❑incubation periods: 1-3 days

❑Treatment:   Oral rehydration solution or parenteral fluids 

                        are given to correct dehydration.

❑Prevention:   live attenuated vaccine(given by mouth).

                        not available in Japan.

Any questions, write to Keiji Hagiwara, M.D.

                                 E-mail: keijihagiwara@gmail.com