7 results
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
Negative contrast ... #septal #defect ... #a4c #Echocardiogram ... #clinical #cardiology ... #pocus
Apical 4-chamber (A4) Apical 4 Chamber view demonstrating the right ventricle (RV), right atrium (RA), left
ventricle (RV), right atrium ... (LV) and left atrium ... orientation of the septum ... #Clinical #EM # ... Cardiology #POCUS
Septal Hypertrophic Cardiomyopathy (HOCM)

52yo worsening exertional sx and murmur. EKG nonspecific, Serial trops (-) 
EM resident
EKG nonspecific, Serial ... trops (-) EM ... HCM + SAM ==> D ... echocardiogram #plax #cardiology ... #pocus
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... - Differential ... #Diagnosis #cardiology ... echocardiogram #s4c ... #pocus #bubble
Parasternal Long Axis view with measurement. Note the right ventricle (RV), interventricular septum (S), left ventricle
Parasternal Long ... interventricular septum ... ventricle (LV), left atrium ... #Clinical #EM #Cardiology ... #POCUS #Parasternal
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
verrucous) • Lung ... Libman Sacks) • Atrial ... • Coagulase-negative ... Glomerulonephritis Septic ... Marantic (NTBE) Differential
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
- Overview and Differential ... , verrucous) - Lung ... Libman Sacks) • Atrial ... aureus, Coagulase-negative ... tumor embolism Septic