<prompt> Break bone fever is:Rheumatic feverDengue feverRat-bite feverRelapsing fever  <response>: Dengue fever: Ref: 111, 1164-H 1230-H17thDENGUE FEVER: - Caused by 4 - serotype Aedes - aegpti flavi virus Headache, musculoskeletal pain break bone fever: leukopenia occasionally biphasic saddleback fever Macular rash on the first day, as well as adenopathy, palatal vesicles and scleral injection Epistaxis and scattered petectiae are often noted in uncomplicated dengue, and preexisting GI lesion may bleed during the acute illness Leucopenia, thrombocytopenia and increased aminotransferase 