232 results
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
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
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
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV nodal ... conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... #Cardiology #Digitalis
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
evaluating for other causes ... common finding) • Atrial ... also a result of atrial ... #EKG #Pulmonary ... AcutePE #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
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Volume (MCV) - Differential ... • Secondary (e.g ... Normocytic #Anemia #Differential ... Diagnosis #Algorithm #Causes
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
Atrial Fibrillation ... RVR: • All AV nodal ... EricsMedicalLectures/ #Atrial ... #ekg #electrocardiogram ... #cardiology