7 results
Giant dilated left atrium on Echocardiogram (a4c)
It belongs to a 92-year old lady with a history
hypertension and a pacemaker ... sinus rhythm... 1. ... aneurysm idiopathic. 2. ... #atrium #a4c #Echocardiogram ... #pocus
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
Modes 1 - Chamber ... D (dual/both) 2 ... 4th position is left ... depolarization during ... Pacing #settings #cardiology
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Differential Diagnosis 1. ... ASD or PFO with left ... to right shunt 2. ... Differential #Diagnosis #cardiology ... #pocus #bubble
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
as RAP>LAP as atrial ... septum shifts left ... appears to be coming ... #a4c #intrapulmonary ... #cardiology #saline
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Transient K+ efflux moving ... • Atrial depolarization ... contraction of atrial ... Classification: CLASS 1 ... inotropy) ACCP Cardiology
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
lung disease Caused ... diffusion-perfusion defect (Type 1) ... anatomic shunt (Type 2) ... Microbubbles appear in left ... cycles after right atrial
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
/50 Rule (part 1) ... and second ribs.1 ... /50 Rule (part 2) ... seen on a CXR.2 ... Most commonly caused