30 results
Microorganisms Responsible for Infective Endocarditis

Native valves:
 - Streptococcus viridans 
 - Enterococci 
 - Other streptococci
epidermidis - Gram-negative ... ) - Culture negative ... Enterococci - Gram-negative ... #Endocarditis #Bacteria ... #Differential #InfectiousDiseases
Bacteremia Quick Reference - Treatment Duration

Gram Negative Bacteremia:
 • Avoid: Aminoglycosides and tigecycline
 • Catheters should
Reference - Treatment ... Duration Gram Negative ... at 24 hours are negative ... #Treatment #Management ... #Duration #infectiousdiseases
Characteristics of Selected Pneumonias

Streptococcus pneumoniae (pneumococcus). Gram-positive diplococci. 
Haemophilus influenzae. Pleomorphic gram-negative coccobacilli. 
Staphylococcus aureus. Plump
Plump gram-negative ... Gram-negative rods ... monocytes; no bacteria ... Few PMNs; no bacteria ... Patterns #Diagnosis #Comparison
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Pre-transplant: • Common bacteria ... Staphylococci (skin), Gram-negative ... Engraftment: • Common bacteria ... Staphylococci (skin), Gram-negative ... diagnosis #causes #infectiousdiseases
Antibiogram - Antibiotic Resistance Table for Severe Multidrug Resistant Bacteria

ESBL Enterobacteriaceae
Carbapenem-Resistant Enterobacteriaceae
MDR Pseudomonas Aeruginosa
Carbapenem-Resistant Acinetobacter

Adapted from
Multidrug Resistant Bacteria ... Antibiotic #Resistance #InfectiousDiseases ... #Resistant #Comparison
Table 3. Suggested Empiric Treatment Options for Clinically Suspected Ventilator-Associated Pneumonia in Units Where Empiric Methicillin-Resistant
Suggested Empiric Treatment ... Antipseudomonal/Gram-Negative ... Appropriate #Management #InfectiousDiseases
HACEK is the acronym commonly used to describe and help doctors to remember a group of
fastidious Gram-negative ... caused by HACEK bacteria ... #Diagnosis #InfectiousDiseases
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
blood culture negative ... under BCNIE, these bacteria ... causes #culture #negative ... #Endocarditis #InfectiousDiseases
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Alpha-hemolytic, Catalase Negative ... Urine antigen in bacteremia ... Specificity of 97%) Treatment ... patients with bacteremia ... Duration: PNA 5 days, Bacteremia
Treatment of Latent Tuberculosis Infection
 - 3 mos isoniazid plus rifapentine given once weekly (Preferred)
 -
Treatment of Latent ... #Tuberculosis #treatment ... #management #infectiousdiseases ... #regimens #comparison