12 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter on EKG ... Isoelectric segment with positive ... leads: "Positive ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
circuit • Positive ... VI suggests a left ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Counterclockwise and (Left ... This appears as positively-directed ... from the left atrium ... #Diagnosis #ECG ... #EKG #Cardiology
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial ... Flutter on EKG ... Isoelectric segment with positive ... Counterclockwise #Atrial ... #cardiology #clinical
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Typical (Clockwise) Atrial ... Flutter on EKG ... Inferior leads: "Positive ... Typical #Clockwise #Atrial ... #cardiology #clinical
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
atrial flutter ... is suspected clinically ... Then the left arm ... The left leg electrode ... #Cardiology #EKG
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... excludes other differentials ... that’s called “clinical ... PhysicalExam #JVP #Cardiology
Evolution of MRI Findings in Stroke

MR images at five subsequent time points in a 67-year-old woman
year-old woman with left ... hand weakness, left ... it possible to differentiate ... the acute scan cannot ... #Stroke #CVA #Clinical
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Libman Sacks) • Atrial ... Blood cultures are positive ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... diagnosis #management #cardiology
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
- Differential ... ASD or PFO with left ... #Diagnosis #cardiology ... #clinical #echocardiogram ... #s4c #pocus #bubble