Thailand's second case occurred in a 74-year-old woman who arrived in Bangkok on a flight from Wuhan on 17 January.[146] On 21 January, Nakornping Hospital reported on a suspected case of a 18-year-old male patient who arrived in Chiang Mai from Wuhan with a high fever; his blood samples were sent to King Chulalongkorn Memorial Hospital in Bangkok for further analysis.[147][148]