30 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
is a cardiac glycoside ... nodal conduction Uses ... and atrial flutter ... #EKG #Cardiology ... #Digitalis #ECG
Wide Complex Tachycardia - ECG Definition and Causes
 • Wide Complex Tachycardia (WCT) is a cardiac
Tachycardia - ECG ... Tachycardia (WCT) is a cardiac ... Tachycardia #WCT #diagnosis ... #cardiology #ekg ... #ecg #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... of cardio-pulmonary ... also a result of atrial ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Chest Pain - Diagnosis and Workup Algorithm

History and Exam
Acute life-threatening causes:
 • Acute myocardial infarction
 •
Chest Pain - Diagnosis ... life-threatening causes ... Pulmonary embolism • Cardiac ... Initial workup: • EKG ... , PT. aPTT • Serial
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
period without chest ... Serial EKGS in pts ... Wellens #Sign #EKG ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Pericardial Tamponade
Beck's Triad 
1. Hypotension 
2. Jugular venous distension 
3. Muffled heart sounds 
Patient will be
Tamponade Beck's Triad ... of dyspnea and chest ... paradoxus - ECG ... #Pericardial #Cardiac ... #Diagnosis #Cardiology
Arrhythmias - Differential Diagnosis Algorithm
May present as: palpitations, dizziness, syncope, chest discomfort
Cardiac Causes:
 - Structural
- Differential Diagnosis ... Algorithm May ... dizziness, syncope, chest ... discomfort Cardiac ... #Algorithm #causes
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... - Differential Diagnosis ... • Effusion • Cardiac ... Arrhythmia • Atrial ... #Algorithm #Causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
- Differential Diagnosis ... Algorithm Unequal ... pressure >10mmHg: • Cardiac ... #Differential #Diagnosis ... #Algorithm #causes