Some patients show petechiae, bruising or thrombocytopenia. The clinical presentation of acute dengue infection is non-specific but 5–10% of patients progress to severe DHF/DSS, which can result ...

Petechiae are flat spots that may appear as a result of bleeding underneath the skin. The spots are typically reddish when they first appear, and they might become purple, blue, or brown with time ...

Antibody (Ab)-dependent enhancement of infection occurs when preexisting antibodies present in the body from a primary (first) dengue virus (DENV) infection bind to an infecting DENV particle ...