6 results
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on ... (EKG) Digoxin ... effect on ECG ( ... #effect #Electrocardiogram ... #Digitalis #ECG
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
None specific for digoxin ... ventricular rate (↓ AV ... conduction) "Digitalis effect ... digitalis #Toxicity #Electrocardiogram ... #ekg #ecg #toxicology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... - Tachy/Bradyarrhythmias ... 200ms from longer pause ... #ECG #EKG #diagnosis ... #electrocardiogram
Differential Diagnosis for a Prolonged PT and aPTT
If the PT and the aPTT are both prolonged,
(e.g. heparin contamination ... inhibitory drugs (e.g ... Supratherapeutic warfarin effect ... specific inhibitor (e.g ... intravascularcoagulation (DIC
Causes of Abnormal PT and/or aPTT
Prolonged Prothrombin Time (PT)
1. Acquired deficiency of FVII
to one factor e.g ... e.g. heparin ... inhibitory drugs e.g ... Supratherapeutic warfarin effect ... intravascular coagulation (DIC
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Cardiogenic Syncope - Bradyarrhythmias ... • AV block ... Medication side effect ... (e.g. αblockers ... (e.g. sedation)