Dengue fever and malaria both can present with thrombocytopenia and is regarded as a strong predictor of dengue fever. Thrombocytopenia is also considered criterion of disease severity, bad prognostic factor and its presence is associated with increase probability of malaria. The study aims to de-termine frequency of co-existence of dengue fever and malaria in thrombocytopenic patients presented with acute febrile illness in tertiary care hospital
