31 results
Gram Negative Bacteria - Identification Algorithm
- Rods (Bacilli)
- Cocci (Diplococci)
- Coccobacilli
- HACEK Group

By Dr. Colleen S.
Gram Negative Bacteria ... Algorithm - Rods (Bacilli ... Gram #Negative #Bacteria ... Identification #Algorithm #Microbiology ... #GNR #Cocci #Bacilli
Gram Positive Bacteria - Identification Algorithm
Cocci 
  - Catalase +
     -
Gram Positive Bacteria ... Gamma-Hemolysis Rods (Bacilli ... #GramPositive #Bacteria ... Identification #Algorithm #Microbiology ... #GPC #Cocci #Bacilli
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
Gram-negative bacilli ... Histoplasma) - Culture ... negative bacilli ... streptococci - Culture ... #Endocarditis #Bacteria
Sputum culture from a patient with Strongyloides hyperinfection.  The larvae burrow through the agar tracking
Sputum culture from ... agar tracking bacteria ... clinical #sputum #culture ... #agar #microbiology
Cerebrospinal Fluid (CSF) Interpretation
Appearance - Opening Pressure - Leukocytes - Differential - Glucose - Protein -
Glucose - Protein - Cultures ... - Normal - Bacterial ... Viral - Fungal - TB
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae Microbiology ... cause of: CAP, Bacterial ... sinus • Sputum culture ... patients with bacteremia ... Pneumoniae #strep #microbiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... Droplets that contain bacilli ... Response: • Most bacteria ... lung disease, bacteremia ... NAA (PCR) and Culture
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... under BCNIE, these bacteria ... identified with modern culture ... diagnosis #causes #culture ... InfectiousDiseases #Microbiology
Tuberculosis Overview

10 million new M. tuberculosis infections/year
Facultative intracellular rod-shaped bacteria
Multidrug-resistant tuberculosis (MDR-TB) accounts for 4.6% of
intracellular rod-shaped bacteria ... Droplets that contain bacilli ... Response: • Most bacteria ... lung disease, bacteremia ... NAA (PCR) and Culture
Septic Arthritis - Diagnosis and Management Summary
Clinical Exam: hot, swollen, pain with passive AND active ROM
arthrocentesis w/ fluid culture ... gram negative bacilli ... swollen, painful = bacterial ... treatment until cultures