Guest posting: Dr John Burston, Staff Specialist, Infectious Diseases, Calvary Mater Hospital, Newcastle.  Most antibiotic guidelines1-3 , including the HNELHD Community Acquired Pneumonia (CAP) guideline, suggest empirically treating community acquired pneumonia (CAP) with a macrolide or tetracycline to cover ‘atypical’ organisms. But is this necessary and what should be our approach?  Beta-lactam monotherapy was non-inferior […]