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Lung Abscess
Carlos S. Restrepo, MD; 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

                • Liquefactive 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. Green DB et al: Fluid-filled cystic lesions of the lungs. J Thorac Imaging. 36(4):208-17, 2020
                                          2. Hassan M et al: Lung abscess or empyema? Taking a closer look. Thorax. 73(9):887-9, 2018
                                          3. Kuhajda I et al: Lung abscess-etiology, diagnostic and treatment options. Ann Transl Med. 3(13):183, 2015
                                          4. Henao-Martinez AF et al: Lung bullae with air-fluid levels: what is the appropriate therapeutic approach? Respir Care. 57(4):642-5, 2012
                                          5. Wali SO: An update on the drainage of pyogenic lung abscesses. Ann Thorac Med. 7(1):3-7, 2012
                                          6. Yu H: Management of pleural effusion, empyema, and lung abscess. Semin Intervent Radiol. 28(1):75-86, 2011
                                          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

                                                        • Liquefactive 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. Green DB et al: Fluid-filled cystic lesions of the lungs. J Thorac Imaging. 36(4):208-17, 2020
                                                                                  2. Hassan M et al: Lung abscess or empyema? Taking a closer look. Thorax. 73(9):887-9, 2018
                                                                                  3. Kuhajda I et al: Lung abscess-etiology, diagnostic and treatment options. Ann Transl Med. 3(13):183, 2015
                                                                                  4. Henao-Martinez AF et al: Lung bullae with air-fluid levels: what is the appropriate therapeutic approach? Respir Care. 57(4):642-5, 2012
                                                                                  5. Wali SO: An update on the drainage of pyogenic lung abscesses. Ann Thorac Med. 7(1):3-7, 2012
                                                                                  6. Yu H: Management of pleural effusion, empyema, and lung abscess. Semin Intervent Radiol. 28(1):75-86, 2011