“…2 Thrombocytopenia due to decreased platelet production occur in vitamin B12 deficiency and folate deficiency, leukaemia, sepsis and hereditary disease, due to increased platelet destruction which can be nonimmune causes as in thrombotic thrombocytopenic purpura, haemolytic uremic syndrome, and immune causes like autoimmune or alloimmune thrombocytopenia and increased platelet sequestration as in hypersplenism. 3 Drugs which can cause thrombocytopenia are acetaminophen, amiodarone, ceftriaxone, penicillin, piperacillin, diazepam, phenytoin, quinine, ranitidine etc. 4 Diseases which commonly present with febrile thrombocytopenia are dengue, malaria, rickettsial, typhoid, leptospirosis, septicaemia.…”