<prompt> True about dengue hemorrhagic fever are all except: March 2012ThrombocytopeniaThrombosisLymphadenopathyFever  <response>: Ans: B i.e. Thrombosis Dengue hemorrhagic fever In mild forms of dengue hemorrhagic fever, there is thrombocytopenia and haemoconcentration Minor petechiae, ecchymoses, epistaxis or major gastrointestinal or cerebrovascular haemorrhagic signs may occur in dengue hemorrhagic fever Acute onset presents with fever, backache, ahralgias, generalized pains break bone fever, relative bradycardia, lymphadenopathy etc. 