21 results
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
Negative contrast ... #contrast #effect ... #washout #ASD # ... defect #a4c #Echocardiogram ... #clinical #cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Counterclockwise) and ... Flutter on EKG ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... on ECG (at therapeutic ... Electrocardiogram #EKG ... #Cardiology #Digitalis ... #ECG
ASD on Bubble Contrast Echocardiogram (a4c)
A patient with an anterior STEMI (take a look at the
ASD on Bubble Contrast ... Echocardiogram ... Ivan_Echocardio #atrial ... #ASD #Bubble #Contrast ... #cardiology #pocus
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
This results in negatively-directed ... flutter waves in ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... without chest pain, as ... Serial EKGS in pts ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... contract nearly ... to JV when RA contracts ... EKG of the same ... PhysicalExam #JVP #Cardiology
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
is a modified ECG ... clinically, based on signs ... standard 12 lead ECG ... Lead I on the ECG ... #Cardiology #EKG
Atrial septal defect

An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of
Atrial septal defect ... An ECG may show ... larger shunt #ECG ... #EKG #Cardiology ... #ASD
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... tachycardia ECG ... not gradual in contrast ... #tachycardia #cardiology ... #diagnosis #ekg