<prompt> A 80 years old male presented with lung abscess in left upper zone. Best treatment of modalities isAntibiotics according to organismsSurgical drainageTube thoracostomyWait and watch  <response>: Appropriate high dose antibiotics are staed depending on sputum culture like penicillins,3rd generation cephalosporins like cefoperazone,ceftriaxone for 3-6 weeks.Postural drainage for 2-3 hours,3 times daily.80-90 of acute abscesses resolve by medical therapy.Surgical drainage is not commonly done. Reference:SRBs manual of surgery,5th edition,page no:1120,1121 