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Parasitic Infection
Tomás Franquet, MD, PhD
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            TERMINOLOGY

            • Definitions

              • Parasites: Organisms that obtain nourishment and shelter from other organisms (hosts)
                • Obligate parasites: Can only live in host
                • Facultative parasites: Can live either in host or independently
              • May cause focal or diffuse pulmonary disease
            • Classification of Parasites Causing Pulmonary Pathology

              • Protozoa
                • Amebiasis: Entamoeba histolytica
                • Toxoplasmosis: Toxoplasma gondii
                • Malaria: Plasmodium spp. (P. falciparum, P. vivax, P. ovale, and P. malariae)
                • Trypanosomiasis (Chagas disease): Trypanosoma cruzi
              • Nematodes
                • Ascariasis: Ascaris lumbricoides
                • Hookworm infection: Ancylostoma duodenale
                • Strongyloidiasis: Strongyloides stercoralis
                • Filarial infections: Wuchereria bancrofti, Brugia malayi, and Brugia timori
                • Dirofilariasis: Dirofilaria immitis
                • Trichinosis: Trichinella spiralis
                • Visceral larva migrans infection (toxocariasis): Toxocara canis and Toxocara cati
              • Cestodes
                • Hydatidosis: Echinococcus granulosus and Echinococcus multilocularis
              • Trematodes
                • Paragonimiasis: Paragonimus westermani most prevalent worldwide, Paragonimus kellicotti most prevalent in USA
                • Schistosomiasis: Schistosoma mansoni

            IMAGING

            • Radiographic Findings

              • CT Findings

                • MR Findings

                  DIFFERENTIAL DIAGNOSIS

                    PATHOLOGY

                    • General Features

                      • Gross Pathologic & Surgical Features

                        • Microscopic Features

                          CLINICAL ISSUES

                          • Presentation

                            • Demographics

                              • Natural History & Prognosis

                                Selected References

                                1. Cottin V: Eosinophilic lung diseases. Clin Chest Med. 37(3):535-56, 2016
                                2. Price M et al: Imaging of eosinophilic lung diseases. Radiol Clin North Am. 54(6):1151-1164, 2016
                                3. Skalski JH et al: Fungal, viral, and parasitic pneumonias associated with human immunodeficiency virus. Semin Respir Crit Care Med. 37(2):257-66, 2016
                                4. Henry TS et al: Role of imaging in the diagnosis and management of parasitic infections. Curr Opin Pulm Med. 19(3):310-7, 2013
                                5. Kuzucu A: Parasitic diseases of the respiratory tract. Curr Opin Pulm Med. 12(3):212-21, 2006
                                6. Martínez S et al: Thoracic manifestations of tropical parasitic infections: a pictorial review. Radiographics. 25(1):135-55, 2005
                                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

                                          TERMINOLOGY

                                          • Definitions

                                            • Parasites: Organisms that obtain nourishment and shelter from other organisms (hosts)
                                              • Obligate parasites: Can only live in host
                                              • Facultative parasites: Can live either in host or independently
                                            • May cause focal or diffuse pulmonary disease
                                          • Classification of Parasites Causing Pulmonary Pathology

                                            • Protozoa
                                              • Amebiasis: Entamoeba histolytica
                                              • Toxoplasmosis: Toxoplasma gondii
                                              • Malaria: Plasmodium spp. (P. falciparum, P. vivax, P. ovale, and P. malariae)
                                              • Trypanosomiasis (Chagas disease): Trypanosoma cruzi
                                            • Nematodes
                                              • Ascariasis: Ascaris lumbricoides
                                              • Hookworm infection: Ancylostoma duodenale
                                              • Strongyloidiasis: Strongyloides stercoralis
                                              • Filarial infections: Wuchereria bancrofti, Brugia malayi, and Brugia timori
                                              • Dirofilariasis: Dirofilaria immitis
                                              • Trichinosis: Trichinella spiralis
                                              • Visceral larva migrans infection (toxocariasis): Toxocara canis and Toxocara cati
                                            • Cestodes
                                              • Hydatidosis: Echinococcus granulosus and Echinococcus multilocularis
                                            • Trematodes
                                              • Paragonimiasis: Paragonimus westermani most prevalent worldwide, Paragonimus kellicotti most prevalent in USA
                                              • Schistosomiasis: Schistosoma mansoni

                                          IMAGING

                                          • Radiographic Findings

                                            • CT Findings

                                              • MR Findings

                                                DIFFERENTIAL DIAGNOSIS

                                                  PATHOLOGY

                                                  • General Features

                                                    • Gross Pathologic & Surgical Features

                                                      • Microscopic Features

                                                        CLINICAL ISSUES

                                                        • Presentation

                                                          • Demographics

                                                            • Natural History & Prognosis

                                                              Selected References

                                                              1. Cottin V: Eosinophilic lung diseases. Clin Chest Med. 37(3):535-56, 2016
                                                              2. Price M et al: Imaging of eosinophilic lung diseases. Radiol Clin North Am. 54(6):1151-1164, 2016
                                                              3. Skalski JH et al: Fungal, viral, and parasitic pneumonias associated with human immunodeficiency virus. Semin Respir Crit Care Med. 37(2):257-66, 2016
                                                              4. Henry TS et al: Role of imaging in the diagnosis and management of parasitic infections. Curr Opin Pulm Med. 19(3):310-7, 2013
                                                              5. Kuzucu A: Parasitic diseases of the respiratory tract. Curr Opin Pulm Med. 12(3):212-21, 2006
                                                              6. Martínez S et al: Thoracic manifestations of tropical parasitic infections: a pictorial review. Radiographics. 25(1):135-55, 2005