677 results
Pericardial Constriction on Echocardiogram with Septal Bounce

Fantastic example of pericardial constriction. Not only a nice septal
the RV/LV ratio changes ... clinical #cardiology #POCUS ... #a4c #bounce
Severe Pulmonary Hypertension on Echocardiogram
Pulmonary hypertension results in compensatory changes to the RV. The RV appears
in compensatory changes ... rectangular (from A4C ... clinical #cardiology #pocus
Complex Pericardial Effusion with Tamponade on POCUS Echocardiogram - A4C
Pt sent to ED c intradialytic hypotension.
with Tamponade on POCUS ... Echocardiogram - A4C ... 5.9 without EKG changes ... Cardiac #Tamponade #POCUS ... Echocardiogram #A4C
EKG CHANGES AS A RESULT OF CHANGES IN NA OR K CHANNEL CONDUCTION - GRAPHIC BY
EKG CHANGES AS A ... RESULT OF CHANGES ... IN NA OR K CHANNEL ... Channelopathy #Channels
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Depolarization: • Na+ channels ... Phase • Ca++ channels ... Potential: • K+ channels ... CLASS 1 - Sodium Channel ... Block fast Na+ channels
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
CLASS 1 - Sodium Channel ... Block fast Na+ channels ... 3 - Potassium Channel ... MOA: Block K+ channels ... Block slow Ca++ channels
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
agents - Sodium Channel ... agents - Potassium Channel ... agents - Calcium Channels
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cotransporter, K channel ... , Cl channel, or ... barrtin (recruits Cl channel ... epithelial sodium channels ... epithelial sodium channels
Echocardiogram and POCUS Cardiology Windows and Anatomy
 • Parasternal Long Axis (PLAX)
 • Subcostal 4 Chamber
Echocardiogram and POCUS ... Subcostal 4 Chamber (S4C ... Apical 4 Chamber (A4C ... Apical 2 Chamber (A2C ... Echocardiogram #POCUS
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
to the sodium-channel ... voltage-sensitive calcium channels