During epidemics of Jharkhand 2018 (July to November), we recruited the 50 admitted patients in the department of medicine to study and describe the diversity of clinical manifestations, laboratory findings and outcome of chikungunya fever. We found high grade fever and arthralgia in 100% cases, headache in 70%, myalgia in 52%, itching in 32%, blanching and maculopapular rash in 45% cases. Leukopenia and leucocytosis was found in 24% and 8% respectively, thrombocytopenia in 25%, but there was 50% of dengue co infection with 38% of thrombocytopenia. There was bipedal oedema, facial swelling, post auricular and cervical lymphadenopathy in 10% cases. There was no mortality in this group.