11 results
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
Negative contrast ... #washout #ASD # ... defect #a4c #Echocardiogram ... #clinical #cardiology ... #pocus
Apical 4-chamber (A4) Apical 4 Chamber view demonstrating the right ventricle (RV), right atrium (RA), left
ventricle (LV) and ... left atrium (LA ... septum #Clinical #EM ... #Cardiology #POCUS ... #FourChamber #ALiEM
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... Small secundum ASD ... #Diagnosis #cardiology ... echocardiogram #s4c ... #pocus #bubble
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Portal Venous Phase and ... hepatobiliary phase • Contrast ... #CT #MRI #POCUS ... #radiology #differential ... #diagnosis #comparison
Empty fluid-filled sac within the endometrium. Given the absence of contents, you cannot differentiate gestational vs
This is not diagnostic ... IUP #Clinical #EM ... #Obgyn #Radiology ... #PelvicUS #POCUS ... PseudogestationalSac #ALiEM
Parasternal Long Axis view with measurement. Note the right ventricle (RV), interventricular septum (S), left ventricle
Parasternal Long ... ventricle (LV), left atrium ... #Clinical #EM #Cardiology ... #POCUS #Parasternal ... LongAxis #PSLA #ALiEM
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
• Should be on differential ... no matter how long ... first-line study - If negative ... extravasation of contrast ... material into the
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
injury • Terrible triad ... Splint: Posterior long ... MH/CCF/CWRU EM ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis
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 ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
plane into left atrium ... : Dilated CMP, long-standing ... it results from SAM ... Primary #Functional #Differential ... #Diagnosis #Cardiology