What is tropical pancytopenia?

Let me explain: Pertaining to the tropics, the regions of the earth lying between the tropic of cancer above the equator and the tropic of capricorn below. An acute to chronic disease caused by ehrlichia canis which is transmitted by the brown dog tick, rhipicephalus sanguineus. It is characterized by fever, nasal and eye discharges, and emaciation..

Ehrlichiosis: This is a disease of dogs, especially German Shepherds, that's caught in southeast Asia and can be fatal. The microbes crowd out the healthy cells in the bone marrow.