Pyrexia of Unknown Origin (PUO)Created by:
Pyrexia is defined as body temperature of 37.8 to 38 celcius or higher. Pyrexia can be due to any kind of infection (viral or bacterial), or non-infective causes like trauma, surgery, adverse reaction a drug, antibiotic associated fever, neoplastic disease and autoimmune disease. Pyrexia of unknown origin (PUO) is the condition refers to patients with persistent or frequently recuuring fever for 3 weeks and no specific obvious causes of the fever has been found after 1 or more medical examnitaion, assessment and investigation. Patient with pyrexia of unknown origin will require a thorough investigations to find out what is the cause of it. What are the important infective causes of pyrexia of unknow origin ????