Chapter 129 Staphylococcal Infections (Part 2) pdf

... viable bacteria. In staphylococcal toxic shock syndrome (TSS), conditions allowing toxin elaboration at colonization Chapter 129. Staphylococcal Infections (Part 2) S. aureus Infections Epidemiology ... or the bloodstream. In toxin-mediated staphylococcal disease, infection is not invariably present. For example, once toxin has been elaborated into food, staphyloco...

Ngày tải lên: 08/07/2014, 02:20

... the involved tissue reveals pus. Chapter 129. Staphylococcal Infections (Part 6) Skin and Soft Tissue Infections S. aureus causes a variety of cutaneous infections. Common predisposing factors ... less commonly, to other streptococcal species. Musculoskeletal Infections S. aureus is among the most common causes of bone infections both those resulting from hematogenous...

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... were associated with menstruation and the use of a Chapter 129. Staphylococcal Infections (Part 8) Urinary Tract Infections Urinary tract infections (UTIs) are infrequently caused by S. aureus. ... prosthetic-device infections, successful therapy usually involves removal of the device. Left in place, the device is a potential nidus for either persistent or recurrent inf...

Ngày tải lên: 08/07/2014, 02:20

... reserved.) More than 30 staphylococcal species are pathogenic. A simple strategy for identification of the more clinically important species is outlined in Fig. 129- 2. Automated diagnostic ... contrast, CoNS produce small white nonhemolytic colonies. Figure 129- 2 as a relatively simple means of distinguishing among staphylococcal species or strains. More discriminating mole...

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... syndrome. Staphylococcal α toxin, which causes pore formation in various eukaryotic cells, can also initiate an inflammatory response with findings suggestive of sepsis. Chapter 129. Staphylococcal ... serious infections caused by community-associated MRSA. The toxin's biologic role is uncertain. Constitutional findings may result from either localized or systemic infecti...

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... persistent infections (e.g., chronic bone infections) and in respiratory secretions from patients with cystic fibrosis. These variants represent another mechanism for prolonged staphylococcal ... increased risk of S. aureus infections; these include neutropenic patients (e.g., those receiving chemotherapeutic agents), individuals with defective intracellular staphylococcal killing...

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... influenza) Empyema Bacteremia and Its Complications Chapter 129. Staphylococcal Infections (Part 5) Exfoliative Toxins and the Staphylococcal Scalded-Skin Syndrome The exfoliative toxins ... Mastitis Surgical wound infections Hidradenitis suppurativa Musculoskeletal Infections Septic arthritis Osteomyelitis Pyomyositis Psoas abscess Respiratory Tract Inf...

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... risk of complications include presentation with Chapter 129. Staphylococcal Infections (Part 7) Respiratory Tract Infections Respiratory tract infections caused by S. aureus occur in selected ... radiologic, and laboratory findings. Community-acquired respiratory tract infections due to S. aureus most commonly follow viral infections or septic pulmonary emboli (e.g.,...

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... or reducing the incidence of infections, none of these vaccines has yet been successful for either prophylaxis or therapy. Coagulase-Negative Staphylococcal Infections CoNS, although considerably ... protection against neutrophil phagocytosis. Two additional staphylococcal species, S. lugdunensis and S. schleiferi, produce more serious infections (native-valve endocarditis and...

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... treatment of S. aureus infections is similar to that for CoNS infections, treatment options for these pathogens are discussed together and are summarized in Table 129- 3. Clinical Syndromes ... Antimicrobial Agents The choice of antimicrobial agents to treat both coagulase-positive staphylococcal and CoNS infections has become increasingly problematic because of the prevalence...

Ngày tải lên: 08/07/2014, 02:20