As many 1767 cases of ADD have been reported by 596 hospitals in the city this year, Chennai Corporation said in a press release.
According to the release, the total number of ADD cases reported in Chennai in the same period last year was 1920. The number of ADD cases reported by the 596 hospitals is 346 in August and 93 this month.
The existing data available with Chennai Corporation shows there is no need for alarm about ADD cases in the city, the release said. More than 1000 hotels in the city have been screened for unhygienic conditions in a week. Some hotels were closed for remedial measures.
At least 2.1 tonnes of unwholesome food sold in the roadsides have been destroyed every week in all the zones by a rapid action team in coordination with Food Safety and Drug Administration Department. The Chennai Corporation has been closely monitoring all infectious diseases through a surveillance unit for the past four years.
Residents are advised to drink filtered, boiled water and avoid eating unwholesome food at the roadside, the release said.
Corporation records indicate that in order to collate the data on ADD cases, the civic body relies on reports from 854 hospitals including 112 of its hospitals, 26 government hospitals and 716 known private hospitals in all the 15 zones. As many as 258 hospitals do not submit data.