title: Empyema necessitatis.
authors.affiliation: Department of General Internal Medicine, Eastern Virginia Medical School, Norfolk, VA, USA, tahhansg@evms.edu.
authors.forename: Sami G
authors.initials: SG
authors.lastname: Tahhan
authors.forename: Michael
authors.initials: M
authors.lastname: Hooper
authors.forename: Matthew
authors.initials: M
authors.lastname: McLaughlin
mesh_terms: D016724:Empyema, Pleural / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009169:Mycobacterium tuberculosis / Q000302:isolation & purification; D009170:Nontuberculous Mycobacteria / Q000302:isolation & purification; D014376:Tuberculosis / Q000150:complications / Q000175:diagnosis*