Vietnam is experiencing its worst measles outbreak in 29 years with around 340 people diagnosed with the virus over the past month, Vietnamese newspaper The Youth reported on Wednesday.
According to Nguyen Hong Ha with the National Institute of Tropical and Infectious Disease in Hanoi, most the patients are adults during this outbreak, while previously measles patients are mostly teenagers.
These adults are mostly from Hanoi or nearby Hoa Binh and Hung Yen provinces, Xinhua reported.
Ha said The patients admitted to the institute were suffering complications such as meningitis and encephalitis.
Ha warned that the disease was highly infectious, with those who contract the virus likely to experience fever and aches a couple of days before the rash appears.