The number of dengue cases in the Federated States of Micronesia totalled 921 as of December 26.
Of that number 769 were on Yap Island.
A total of 163 patients in critical condition have been admitted to the state hospital.
So far, two deaths had been reported as a result of the dengue type-2 virus.
The Department of Health said any outpatient testing and treatment for suspected dengue cases was free.