Chapter 37 Enteric Bacterial Infections Campylobacter Infections James G. Fox Etiology Campylobacter is a genus of gram-negative, slender, curved, motile rods (1.5 to 5 µm × 0.2 to 0.5 µm) that are…

Chapter 67 Protothecosis and Chlorellosis Barrak M. Pressler Protothecosis Etiology The genus Prototheca (family Chlorellaceae) is made up of unicellular algae that are obligatory saprophytes because they lack chloroplasts capable…

Chapter 84 Integumentary Infections Bacterial Infections of the Skin Peter J. Ihrke Pyoderma is defined as a pyogenic or pus-producing bacterial infection of the skin. The diversity of clinical syndromes…

Chapter 8 Canine Viral Enteritis Craig E. Greene and Nicola Decaro Viral enteritis is one of the most common causes of infectious diarrhea in dogs younger than 6 months of…

Chapter 45 Plague Bruno B. Chomel Etiology Plague is caused by Yersinia pestis, a coccobacillus of the family Enterobacteriaceae. It is a nonmotile, non–spore-forming, facultative anaerobic, gram-negative, bipolar-staining bacterium. The…

Chapter 78 Nonenteric Amebiasis Acanthamebiasis, Hartmannelliasis, and Balamuthiasis Craig E. Greene, Elizabeth W. Howerth and Marc Kent Etiology Acanthamoeba is a genus of ubiquitous free-living amebas found in fresh and…

Chapter 31 Hemotropic Mycoplasmosis (Hemobartonellosis) Joanne B. Messick and John W. Harvey Etiology Hemotropic mycoplasmas are wall-less bacterial organisms that attach to and grow on the surface of red blood…

Chapter 61 Sporotrichosis Tânia Maria Pacheco Schubach, Rodrigo Caldas Menezes and Bodo Wanke* Etiology and Epidemiology Sporotrichosis is a mycotic disease caused by the thermal dimorphic fungus Sporothrix schenckii. It…

Chapter 11 Feline Leukemia Virus Infection Katrin Hartmann Feline leukemia virus (FeLV) infection occurs worldwide.62,93 For many years after its discovery, FeLV was considered to (1) be the principal scourge…

Chapter 99 Zoonotic Infections of Medical Importance in Immunocompromised Humans Carol A. Glaser, Edward L. Powers and Craig E. Greene Immunodeficiencies in Humans Immunodeficiencies in humans have various physiologic and…