Page 159 - Review of Medical Microbiology and Immunology ( PDFDrive )
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                                                                                               18
                 Gram-Negative Rods Related

                 to the Enteric Tract



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                   CHAPTER  C ONTENT S

                   Introduction
                                                                      Klebsiella–Enterobacter–Serratia Group
                   Enterobacteriaceae & Related Organisms
                                                                      Proteus–Providencia–Morganella Group
                   PATHOGENS BOTH WITHIN & OUTSIDE
                     THE ENTERIC TRACT
                                                                      Pseudomonas
                   Escherichia
                                                                      Bacteroides & Prevotella
                   Salmonella
                   PATHOGENS PRIMARILY WITHIN THE ENTERIC TRACT
                                                                      Self-Assessment Questions
                   Shigella                                           Fusobacterium
                                                                      Summaries of Organisms
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                   Vibrio
                                                                      Practice Questions: USMLE & Course Examinations
                   Campylobacter
                   Helicobacter



                    INTRODUCTION

                    Gram-negative rods are a large group of diverse organisms
                    (Figures 18–1, 18–2, and 19–1). In this book, these bacteria
                    are subdivided into three clinically relevant categories, each

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 mebooksfree.com  mebooksfree.com           mebooksfree.com          FIGURE 18–2    Vibrio cholerae—Gram stain. Long arrow points          mebooksfree.com
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                 FIGURE 18–1
                                                                     to a curved gram-negative rod. Arrowhead points to a flagellum at
                                Escherichia coli—Gram stain. Arrow points to a
                                                                     one end of a curved gram-negative rod. (Source: Public Health Image
                 gram-negative rod. (Used with permission from Professor Shirley Lowe, Univer-
                 sity of California, San Francisco School of Medicine.)
                                                                     Library, Centers for Disease Control and Prevention.)
                 148





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