Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings PowerPoint ® Lecture Slide Presentation prepared by Christine L. Case Microbiology B.E Pruitt & Jane J. Stein AN INTRODUCTION EIGHTH EDITION TORTORA FUNKE CASE Chapter 24, part B Microbial Diseases of the Respiratory System
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Tuberculosis Figure 24.9 Mycobacterium tuberculosis: Acid-fast rod. Transmitted from human to human M. bovis: <1% U.S. cases, not transmitted from human to human M. avium-intracellulare complex infects people with late stage HIV infection
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Tuberculosis Figure
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Tuberculosis Figure
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Tuberculosis Figure
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Treatment of Tuberculosis: Prolonged treatment with multiple antibiotics Vaccines: BCG, live, avirulent M. bovis. Not widely used in U.S. Tuberculosis
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Tuberculosis Figure Diagnosis: Tuberculin skin test screening + = current or previous infection Followed by X-ray or CT, acid-fast staining of sputum, culturing bacteria
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Tuberculosis Figure 14.11c
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Tuberculosis Figure 24.12
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Pneumomoccal Pneumonia Figure Streptococcus pneumoniae: Gram-positive encapsulated diplococci Diagnosis by culturing bacteria Penicillin is drug of choice
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Pneumomoccal Pneumonia
Copyright © 2004 Pearson Education, Inc., publishing as Benjamin Cummings Gram-negative coccobacillus Alcoholism, poor nutrition, cancer, or diabetes are predisposing factors Second-generation cephalosporins Haemophilus influenzae Pneumonia