66 results
HACEK is the acronym commonly used to describe and help doctors to remember a group of
fastidious Gram-negative ... which can also cause ... endocarditis is caused ... endocarditis is caused ... #Diagnosis #InfectiousDiseases
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... Drug fever #relative ... #bradycardia #Causes ... differential #diagnosis #infectiousdiseases
Table 3. Suggested Empiric Treatment Options for Clinically Suspected Ventilator-Associated Pneumonia in Units Where Empiric Methicillin-Resistant
Antipseudomonal/Gram-Negative ... Are Appropriate #Management ... #InfectiousDiseases
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... culture negative ... febrilepodcast] #BCNIE #Causes ... #culture #negative ... #Endocarditis #InfectiousDiseases
Transplant Infections Timeline
Pre-transplant:
 • Common bacteria (endogenous): Staphylococci (skin), Gram-negative bacilli (gut)
 • Viruses: HSV (reactivation)
Engraftment:
Staphylococci (skin), Gram-negative ... Staphylococci (skin), Gram-negative ... differential #diagnosis #causes ... #infectiousdiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... antibiotics as a cause ... of a negative culture ... Differential #Diagnosis #InfectiousDiseases
Bacteremia Quick Reference - Treatment Duration

Gram Negative Bacteremia:
 • Avoid: Aminoglycosides and tigecycline
 • Catheters should
Duration Gram Negative ... blood cultures are negative ... at 24 hours are negative ... Bacteremia #Treatment #Management ... #Duration #infectiousdiseases
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
Endocarditis (IE) Has Negative ... therapy - Number one cause ... of culture negative ... #Endocarditis #Negative ... BloodCultures #Diagnosis #Management
Psittacosis 
Pathogen: Chlamydia psittaci - obligate intracellular gram negative
Transmission:
 • Birds are the primary reservoir
 •
intracellular gram negative ... microbiology #diagnosis #management ... #treatment #infectiousdiseases
Point-of-care Ultrasound for Diagnosis of Abscess in Skin and Soft Tissue Infections

1. POCUS is more accurate
POCUS is more accurate ... cellulitis in cases ... POCUS has a negative ... PratsEM #Abscess #POCUS