25 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology ... #CVP
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter • Inferior ... Flutter • Inferior ... Flutter #aflutter #ecg ... #cardiology #clinical ... #diagnosis #comparison
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
in the inferior ... in the inferior ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
Colonic Thumbprint Sign on Abdominal XRay - Differential Diagnosis:
 • inflammatory bowel disease: UC and CD
Colonic Thumbprint Sign ... on Abdominal XRay ... • infection (e.g ... colitis) • bowel ischemia ... #radiology #KUB
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... are enough to diagnose ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP ... #Cardiology #Neck
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... becoming acute anterior ... Serial EKGS in pts ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
without typical inferior ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... • Saw-Tooth = Atrial ... Septal (V1-2) • Anterior ... Electrocardiogram #cardiology ... #diagnosis #system
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
has Kussmaul's sign ... have elevated JVP ... the underlying diagnosis ... PhysicalExam #Clinical #Video ... #Cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... V2 • Wellens sign ... deviation) • Acute ischemia ... #EKG #diagnosis ... #differential #cardiology