11 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
Causes of blood ... negative infective endocarditis ... #differential # ... culture #negative #Endocarditis ... #InfectiousDiseases
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
positive in 90% of IE cases ... Septic Emboli Cause ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... Treat underlying cause
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Culture-Negative Infective Endocarditis ... but important causes ... Negative #Infective #Endocarditis ... #diagnosis #differential ... #workup #infectiousdiseases
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Paradoxical emboli via ASD ... Septic emboli cause ... #Differential # ... Diagnosis #cardiology #infectiousdiseases
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
- Most Common Cause ... prosthetic valve, PFO, ASD ... cardiac surgery, endocarditis ... Embolism #diagnosis #differential
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
phenomena from endocarditis ... Infections #Concurrent #Differential ... #Diagnosis #causes ... #infectiousdiseases
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
phenomena from endocarditis ... Infections #Concurrent #Differential ... #Diagnosis #causes ... #infectiousdiseases
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Right Atrium - Differential ... Small secundum ASD ... Right #Atrium #RA #Differential ... echocardiogram #s4c ... #pocus #bubble
Restrictive Cardiomyopathy on Echocardiogram - Apical 4 Chamber View

RCM is a disease of diastole —> severe
Though this case ... might look like asd ... An ASD with atria ... Echocardiogram #clinical #pocus ... echocardiogram #cardiology #a4c
Total Anomalous Pulmonary Venous Return (TAPVR)

Here's the bedside Echo of an 8-week-old boy who presented to
(This causes ↑ strain ... through a small ASD—keeping ... Venous #Return #POCUS ... Echocardiogram #Clinical #A4C