According to Doctor Ton Thanh Toan, deputy director of Khanh Hoa’s Centre for Disease Control, on March 11, he had a fever and cough. He took some medicine but did not improve.
He then visited Ninh Hoa Town Health Centre for a medical check-up and was diagnosed with acute pharyngitis accompanied by monitoring for dengue fever.
On March 16, his condition worsened and he was taken to Ninh Hoa General Hospital. He was diagnosed with intestinal infection and septicemia with warning signs.
One day later, due to his deteriorating health, the patient was transferred to Khanh Hoa General Hospital. The hospital sent his samples to the Pasteur Institute in Nha Trang for testing. On March 20, it was diagnosed that he had contracted the avian influenza A (H5) virus.
As many as 20 medical staff members had contact with the patient who continues to be monitored.
The room at Nha Trang University’s dormitory where the student lived has been sterilised with Chloramine B.
The local health sector is investigating the cause of the infection.



















