I went back to work today after three weeks off. Sent home after 3 hours. And I have this!
Costochondritis. Costochondritis is the most common cause of sternum pain and occurs when the cartilage between the sternum and ribs becomes inflamed and irritated. ... sharp pain on the side of the sternumarea.29 Nov 2017
Back to the Gp I go .
peak flow best of 3 today ws 400
Back pain /tightness 
Pain while taking steroids 
First course of steroids 
Infection without cough or fever? 
