580 results
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae ... Physical Exam, CXR ... @UTSWIMchief #Streptocccus
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
pneumonia caused by Streptcoccus ... Clinical #Radiology #CXR
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
influenzae, S.aureus, Streptococcus ... Evaluation: Imaging (CXR ... Blood and sputum cx
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
pneumonia caused by streptococcus ... Radiology #Pulmonary #CXR
Cephalosporin Coverage
First-generation cephalosporins: 
 - Gram (+) cocci: Staphylococcus aureus, Staphylococcus epidermidis, Streptococcus pneumoniae, Streptococcus pyogenes,
pneumoniae, Streptococcus ... pyogenes, Anaerobic streptococci ... pneumoniae, Streptococcus ... - Anaerobic streptococci ... pneumoniae, Streptococcus
IDSA - Antimicrobial Therapy for Staphylococcal and Streptococcal Skin and Soft Tissue Infections
 • Impetigo (Staphylococcus
Staphylococcal and Streptococcal ... Staphylococcus and Streptococcus ... cellulitis) • Streptococcal ... Staphylococcal #Streptococcal
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Native valves: - Streptococcus ... Enterococci - Other streptococci ... epidermidis - Streptococci ... epidermidis - Streptococcus ... Enterococci - Other streptococci
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
• Non—viridans streptococci ... : • Viridans streptococci ... Enterococcus • Streptococcus ... : • Viridans streptococci ... • Non-viridans streptococci
Streptococcus Bacteremia - Indications for Echocardiogram
1) Identify the streptococci:
  - Low-risk streptococci: S. intermedius, S.
Streptococcus Bacteremia ... ) Identify the streptococci ... : - Low-risk streptococci ... Moderate-risk streptococci ... #Strep #Streptococcus
Gram Positive Cocci - Bacteria Identification Algorithm
Catalase(+)
 - Coag(+): Staphylococcus aureus
 - Coag(-)
- Optochin(S): Streptococcus ... Bacitracin(S): Streptococcus ... Bacitracin(R): Streptococcus ... Non-Enterococcus Group D Streptococci