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Lung Abscess
Helen T. Winer-Muram, MD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Synonyms

                • Necrotizing pneumonia, pulmonary gangrene
              • Definitions

                • Lung necrosis secondary to microbial infection
                • Cavity: Air-containing lesion with relatively thick wall (> 4 mm) ± surrounding consolidation or mass

              IMAGING

              • General Features

                • Radiographic Findings

                  • CT Findings

                    • Imaging Recommendations

                      DIFFERENTIAL DIAGNOSIS

                        PATHOLOGY

                        • General Features

                          • Gross Pathologic & Surgical Features

                            • Microscopic Features

                              CLINICAL ISSUES

                              • Presentation

                                • Demographics

                                  • Diagnosis

                                    • Natural History & Prognosis

                                      • Treatment

                                        DIAGNOSTIC CHECKLIST

                                        • Consider

                                          Selected References

                                          1. Kashima M et al: Complications after 1000 lung radiofrequency ablation sessions in 420 patients: a single center's experiences. AJR Am J Roentgenol. 197(4):W576-80, 2011
                                          2. Bartlett JG: The role of anaerobic bacteria in lung abscess. Clin Infect Dis. 40(7):923-5, 2005
                                          3. Lai C et al: Images in clinical medicine. Lemierre's Syndrome. N Engl J Med. 350(16):e14, 2004
                                          4. Ryu JH et al: Cystic and cavitary lung diseases: focal and diffuse. Mayo Clin Proc. 78(6):744-52, 2003
                                          5. Mueller PR et al: Complications of lung abscess aspiration and drainage. AJR Am J Roentgenol. 178(5):1083-6, 2002
                                          6. Franquet T et al: Aspiration diseases: findings, pitfalls, and differential diagnosis. Radiographics. 20(3):673-85, 2000
                                          7. Shaham D et al: Lemierre's syndrome presenting as multiple lung abscesses. Clin Imaging. 24(4):197-9, 2000
                                          8. Marom EM et al: The many faces of pulmonary aspiration. AJR Am J Roentgenol. 172(1):121-8, 1999
                                          9. Woodring JH et al: Solitary cavities of the lung: diagnostic implications of cavity wall thickness. AJR Am J Roentgenol. 135(6):1269-71, 1980
                                          Related Anatomy
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                                          Related Differential Diagnoses
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                                          References
                                          Tables

                                          Tables

                                          KEY FACTS

                                          • Terminology

                                            • Imaging

                                              • Top Differential Diagnoses

                                                • Pathology

                                                  • Clinical Issues

                                                    • Diagnostic Checklist

                                                      TERMINOLOGY

                                                      • Synonyms

                                                        • Necrotizing pneumonia, pulmonary gangrene
                                                      • Definitions

                                                        • Lung necrosis secondary to microbial infection
                                                        • Cavity: Air-containing lesion with relatively thick wall (> 4 mm) ± surrounding consolidation or mass

                                                      IMAGING

                                                      • General Features

                                                        • Radiographic Findings

                                                          • CT Findings

                                                            • Imaging Recommendations

                                                              DIFFERENTIAL DIAGNOSIS

                                                                PATHOLOGY

                                                                • General Features

                                                                  • Gross Pathologic & Surgical Features

                                                                    • Microscopic Features

                                                                      CLINICAL ISSUES

                                                                      • Presentation

                                                                        • Demographics

                                                                          • Diagnosis

                                                                            • Natural History & Prognosis

                                                                              • Treatment

                                                                                DIAGNOSTIC CHECKLIST

                                                                                • Consider

                                                                                  Selected References

                                                                                  1. Kashima M et al: Complications after 1000 lung radiofrequency ablation sessions in 420 patients: a single center's experiences. AJR Am J Roentgenol. 197(4):W576-80, 2011
                                                                                  2. Bartlett JG: The role of anaerobic bacteria in lung abscess. Clin Infect Dis. 40(7):923-5, 2005
                                                                                  3. Lai C et al: Images in clinical medicine. Lemierre's Syndrome. N Engl J Med. 350(16):e14, 2004
                                                                                  4. Ryu JH et al: Cystic and cavitary lung diseases: focal and diffuse. Mayo Clin Proc. 78(6):744-52, 2003
                                                                                  5. Mueller PR et al: Complications of lung abscess aspiration and drainage. AJR Am J Roentgenol. 178(5):1083-6, 2002
                                                                                  6. Franquet T et al: Aspiration diseases: findings, pitfalls, and differential diagnosis. Radiographics. 20(3):673-85, 2000
                                                                                  7. Shaham D et al: Lemierre's syndrome presenting as multiple lung abscesses. Clin Imaging. 24(4):197-9, 2000
                                                                                  8. Marom EM et al: The many faces of pulmonary aspiration. AJR Am J Roentgenol. 172(1):121-8, 1999
                                                                                  9. Woodring JH et al: Solitary cavities of the lung: diagnostic implications of cavity wall thickness. AJR Am J Roentgenol. 135(6):1269-71, 1980