Thursday, December 5, 2013

PHS_3506- Instructor: Dr. Billack

December 5, 2013 :
Lecture Topic(s):

Chapter 18: Staphylococcus….. pp.174-187
Chapter 19: Streptococcus…. pp. 188-204
Chapter 20: Enterococcus.. pp. 204-208

Reading Assignments from:

Medical Microbiology, 7th edition
Patrick R. Murray, Ken S. Rosenthal, Michael A. Pfaller
Elsevier Saunders, Philadelphia, PA


Homework Assignment: (based upon the lectures and the reading assignment)
To assist your understanding of the assigned readings, please answer the following questions in the space below:

(Chapter 18-related)

1. Describe the different types of clinical syndromes caused by (a) S. aureus, (s) S. epidermidis and (c) S. saprophyticus.

2. Describe the pathogenesis of infection by S. aureus.

(Chapter 19-related)

1. What are some of the general characteristics of Streptococci?

2. Describe the important factors related to the pathogenicity of Group A Streptococcus (S. pyogenes). What kinds of diseases are caused by Group A Streptococcus? What is the primary drug treatment in these situations?

3. Describe the important factors related to the pathogenicity of Group B Streptococcus (S. agalactiae). What kinds of diseases are caused by Group B Streptococcus? What is the primary drug treatment in these situations?

4. Describe the important factors related to the pathogenicity of Viridans Streptococci (S. pneumoniae). What kinds of diseases are caused by S. pneumoniae ? What types of drug treatments are commonly used to combat S. pneumoniae? in these situations?

(Chapter 20-related)
5. What are some of the general characteristics of Enterococcus? What can we say about Enterococcus and drug resistance? Most common type of Enterococcus?