A 4-year-old boy from KbalTraclt village, Sre Cha commune, Snourl district, Kratie province, was confirmed positive by Institut Pasteur du Cambodge (IPC), on 14th February 2014. The boy had onset fever and vomiting on 8th February 2014. The boy was detected by the mobile surveillance team during contact tracing of the 2nd confirmed case on 12th February. His symptoms were fever, running nose, vomiting, sore throat and cough. He was admitted to Kratie Provincial Hospital on 13th February and Tamiflu was administered on the same day. The symptoms were mild and the boy is now in good condition