Tropical Viral Infections *

This section should be of particular interest to the travel medicine physician as it reports many new manifestations of exotic viral infections, both in terms of new clinical expression or extension to new geographical territory. Included are descriptions of improved diagnostic methodologies for arboviral diseases, a discussion of safety issues involving a licensed travel medicine vaccine and a randomized placebocontrolled trial of a drug widely prescribed to reduce vascular permeability in dengue hemorrhagic fever.