Concurrent infection with S.typhi and V. cholerae--a case report".

An eight year old male child presented with symptoms of diarrhoea, vomiting & fever with signs of moderate dehydration. He was treated with tetracyline and fluid replacement therapy. Inspite of treatment and control of diarrhoea and vomiting patient developed gastrointestinal bleeding and tenesmus with continued fever. Deterioration in patient's condition to suspicion of another infection. High level of suspicion and appropriate microbial investigations revealed dual infection with S. typhi and V. cholerae.