vadodara the city registered the first covid19 case with the omicron variant having no travel or contact history it was amongst two omicron cases confirmed in the city on thursdaynine omicron infected persons were meanwhile discharged on thursday these persons had tested negative twice in 24 hours they have been advised of strict home isolation for seven daysthe case without travel or contact history is from the sama area of vadodara the 53yearold man was having complaint of cough and tested positive on december 16 he was isolated at home and a repeat test on december 26 was found negative the genome sequencing reports that arrived on thursday revealed that he was infected by the omicron variant with no travel or contact history officials suspect that the omicron variant may have infected many others this was expected sooner or later said an officialthe second case is that of a 65yearold man with a travel history to nairobi in kenya he had returned on december 11 and was found positive on december 17 in followup testing by health officials he was hospitalised and his three close contacts were traced all the contacts tested negative genome sequencing of the elderly man results that arrived on thursday was positive for the omicron variant the patient remains in isolation the samples of the patient as well as the close contacts were collected again on thursdayin all 20 cases of the omicron variant have been reported in vadodara city and district so far these include 19 in the city and one in the district the case in the district is that of a man from bhayli who had international travel history