155 results
Flecainide Toxicity on ECG

70 year old patient with chronic atrial fibrillation on an antiarrhythmic presented with
patient with chronic atrial ... presented with nausea ... Potassium normal ... #EKG #Electrocardiogram ... #Cardiology #Clinical
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Tachycardias - Pathophysiology ... through SA Node, Atrium ... Fibrillation • AV Nodal ... #Tachycardias #Pathophysiology ... SVT #diagnosis #cardiology
Inverted P Waves:
(A) Ectopic atrial rhythm
(B) Junctional rhythm 

#Inverted #PWaves #cardiology #diagnosis #ekg #ecg #electrocardiogram #differential
: (A) Ectopic atrial ... Inverted #PWaves #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #differential #
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - EKG ... Findings Causes ... #Differential # ... Causes #Diagnosis ... #Cardiology
Ventricular Parasystole on EKG

Normal AV conduction depolarizes the ventricle before the parasystolic focus fires

- Dr. Eric
Parasystole on EKG ... Normal AV conduction ... the parasystolic focus ... #Parasystole #EKG ... #cardiology #clinical
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... - Decreases AV nodal ... conduction Uses ... and atrial flutter ... #Cardiology #Digitalis
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
Atrial Fibrillation ... RVR: • All AV nodal ... at bedside • Cardiology ... #ekg #electrocardiogram ... #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... tachycardia (AVRT), AV nodal ... Arrhythmias #Anatomical #Differential ... #Diagnosis #Causes ... #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... common finding) • Atrial ... also a result of atrial ... AcutePE #diagnosis #cardiology
Junctional Rhythms - Junctional rhythm describes an abnormal heart rhythm resulting from impulses coming from a
rhythm describes an abnormal ... coming from a locus ... junction" between atria ... #Cardiology #MedStudent ... #EKG #Junctional