In Thakurgaon, three men, who recently returned to home from Narayanganj, were diagnosed with COVID-19 in the morning.

Civil Surgeon Dr Md Mahfuzar Rahman said they sent 14 samples to IEDCR for tests on Friday and three of them came out positive.

The new patients are aged between 18 and 22 years. They worked as labourers in Narayanganj, Rahman said. Two of them are from Haripur and another from Pirganj upazila.

Thakurgaon Deputy Commissioner KM Kamruzzaman Selim said the patients have been shifted to isolation units. “We’re trying to trace their contacts,” he said.

He said the district is already under lockdown to prevent spread of COVID-19.

In Nilphamari, a student tested positive at Balapara village of Dimla Upazila on Saturday afternoon.

Locals said the student went to Gazipur and worked as a caretaker of a house. He returned home and fell sick with fever and coughs.

Doctors collected samples of 11 people and sent to Rangpur Medical College Hospital for test on April 11 and found him coronavirus positive.

Later, the student was taken to the Isolation Unit of Nilphamari General Hospital.

Upazila Nirbahi Officer Joyshree Rani Roy put 14 houses at Balapara village under lockdown to avoid further transmission of coronavirus.

In Chattogram, samples taken from an elderly man who died two days ago with fever, cold and cough in Satkania upazila tested positive for coronavirus.

Another man was also diagnosed with COVID-19 on Saturday night, said Dr Hasan Shahriar Kabir, Chattogram divisional director of Directorate General of Health Services (DGHS).

The deceased, 69, was a resident of Alinagar.

Another person is a vegetable seller at CDA Market in city’s Pahartali area.

Meanwhile, the local administration put five houses in the area under lockdown to avoid further transmission of coronavirus in the community.

In Laxmipur, a man who recently returned from Dhaka was diagnosed with coronavirus in the morning.

Civil Surgeon Dr Abdul Gaffar said so far they have tested samples of 107 people and found one positive case.

“It is the first coronavirus case in the district,” he said.

The patient was sent to Kuwait Bangladesh Friendship Government Hospital for treatment.

He did not show any coronavirus symptoms but requested the health division to conduct a test. He was undergoing home quarantine at Daspara village of Ramganj upazila.

Bangladesh has so far confirmed 482 coronavirus cases and 30 deaths.