A 20-year-old man, who died in a road accident, was found positive for Covid-19 on Wednesday.
Besides, 25 more people were found infected, taking the district tally to 865.
Of the total patients, 592 have been discharged, while 22 people have succumbed to the virus. There are now 251 active cases in the district.
The 20-year-old youth, Vikas, a resident of Rania village, was referred to Rajindra Hospital, Patiala, under a critical condition. But, he died during treatment on June 30. Health officials said his sample was collected during treatment and he was found positive for Covid-19 on Wednesday.
Among the 25 other patients are a 35-year-old doctor from BRS Nagar and a mother-son duo, aged 58 and 34, respectively. The two patients are contacts of previously positive people.