The Centre for Health Protection is investigating a Dengue fever case involving a 34-year-old woman who fell ill after returning from Malaysia.
The Kwun Tong woman came down with fever, headache, eye and muscle pain on October 25 and later developed a rash. Her family members have no symptoms.
She was in the country from October 10 to 24. She was admitted to United Christian Hospital on October 29 and is now stable.
There have been 28 Dengue fever cases, all imported, so far this year.