Deep Vein Thrombosis Associated with Dengue Fever.

Background: Hemorrhagic manifestations are common with Dengue but thrombotic events are uncommonly reported. Case characteristics: 11-year-old boy who presented with ileo-femoral deep vein thrombosis associated with serologically confirmed infection with DEN1 dengue virus. Observation: There was no other history or investigation suggestive of a procoagulant state. Outcome: Successfully treated with enoxaparin and warfarin. Message: Thrombotic complications are possible with dengue infection.