20 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood culture ... negative infective endocarditis ... #negative #Endocarditis ... InfectiousDiseases #Microbiology ... #CNIE #BCNIE #cardiology
Not sure what suture to use? PBL Infographic by @MClarkMD2B During EMClerkship - J. Scott Wieters
Not sure what suture ... #Management #Sutures ... #Materials #Selection ... Guide #Student #Algorithm
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Blood Culture-Negative ... Infective Endocarditis ... identified with modern culture ... - Standard culture ... Negative #Infective #Endocarditis
Systolic Murmurs - Differential Diagnosis Algorithm
Benign / Flow / Hyperdynamic:
 • Pregnancy
 • Fever
 • Anemia
Supravalvular
Differential Diagnosis Algorithm ... cardiomyopathy • Endocarditis ... • Endocarditis ... • Prolapse • Endocarditis ... Differential #Diagnosis #Algorithm
Streptocccus Pneumoniae
Microbiology: Gram Positive, Alpha-hemolytic, Catalase Negative
Epidemiology - 10% adult carriers:
 • Most common cause of:
Streptocccus Pneumoniae Microbiology ... peritonitis, and endocarditis ... sinus • Sputum culture ... Meningitis 10-14 days, Endocarditis ... Pneumoniae #strep #microbiology
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... • HACEK • Culture-negative ... amzn.to/2LmUODZ #Endocarditis ... #Algorithm #Infective
Syphilis Serologic Testing - Treponemal and Non-Treponemal Testing Algorithms
Treponemal Testing:
 • Confirmatory or Screening - Detection
Non-Treponemal Testing Algorithms ... or Screening - Detection ... NonTreponemal #microbiology
My Patient with Infective Endocarditis (IE) Has Negative Blood Cultures
 - Did they receive antibiotics prior
with Infective Endocarditis ... Number one cause of culture ... #Infective #Endocarditis ... Diagnosis #Management #Algorithm
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Endocarditis Summary ... Hypercoagulable (APLAS) Microbiology ... 90% of IE cases Culture ... staphylococci Culture ... #Endocarditis
Blood Culture Collection Algorithm - Adult Patients with Suspected Systemic Infection 

Pawlowicz et al evidenced based
Blood Culture Collection ... Algorithm - Adult ... Algorithm Source ... Implementation-of-an-evidence-based-algorithm-reduces-blood-culture-overuse-in-an-adult-emergency-department.php ... tract infection, endocarditis