13 results
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 ... #Diagnosis #Comparison
Bacteremia Quick Reference - Treatment Duration

Gram Negative Bacteremia:
 • Avoid: Aminoglycosides and tigecycline
 • Catheters should
Reference - Treatment ... Duration Gram Negative ... Streptococcus Pneumoniae ... #Treatment #Management ... #Duration #infectiousdiseases
Table 3. Suggested Empiric Treatment Options for Clinically Suspected Ventilator-Associated Pneumonia in Units Where Empiric Methicillin-Resistant
Suggested Empiric Treatment ... Ventilator-Associated Pneumonia ... Antipseudomonal/Gram-Negative ... Appropriate #Management #InfectiousDiseases
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 ... Staphylococci (skin), Gram-negative ... Streptococcus pneumonia ... diagnosis #causes #infectiousdiseases
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae ... Alpha-hemolytic, Catalase Negative ... Specificity of 97%) Treatment ... patients with bacteremia ... #Streptocccus #Pneumoniae
Burkholderia cepacia complex (Bcc)- Diagnosis and Management Summary
Opportunistic bacteria, Healthcare Associated Infection
Gram-Negative Bacilli, Non-lactose fermenting, oxidase
Opportunistic bacteria ... Infection Gram-Negative ... fermenting, oxidase negative ... breath, wheezing Treatment ... #pneumonia #BCC
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
infections • Gram-negative ... Meningitis (13%), Pneumonia ... fusiform gram-negative ... Treatment: • 50% ... microbiology #zoonotic #infectiousdiseases
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
fastidious gram-negative ... United States • Pneumonic ... Culture & GS, PCR Treatment ... diagnosis #management #treatment ... #infectiousdiseases
Empyema Necessitans (EN) on Chest Wall Physical Examination

Pulmonary teaching case: you are called to the bedside
was admitted for pneumonia ... With inspiration, negative ... Mucormycosis - Bacteria ... Fusobacterium Treatment
Aeromonas spp - Diagnosis and Management Summary
Aeromonas spp: Gram-negative Rods, oxidase positive and glucose fermenter.
Virulence: Toxin
Aeromonas spp: Gram-negative ... aquatic injury • Bacteremia ... blood cultures Treatment ... #microbiology #InfectiousDiseases ... #treatment