Health encyclopaedia - Alphabetical Topic List
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Diagnosis of Respiratory tract infection
URTIs are usually obvious if you have one – the experience of a common cold is universal.
Although many people can tell if they have a chest infection, many ‘chesty coughs’ do not represent an LRTI. LRTIs are diagnosed on the basis of certain breathing sounds heard on chest examination with a stethoscope. A chest X-ray is helpful to confirm it and to be sure of the extent of the infection.
Analysis of the coughed-up phlegm helps discover which germ has caused the infection, although the results are not usually available until after treatment has been started.









