78 results
There are two patterns of T-wave abnormality in Wellens’ syndrome:
-Type A = Biphasic, with initial positivity
negativity (25% of cases ... ) -Type B = Deeply ... inverted (75% of cases ... ) #Diagnosis #Cardiology ... #TypeB
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... Class I (Ia, Ib ... • Widens QRS complex ... VaughanWilliams #Classification ... #Classes #cardiology
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of types ... Allergen-specific lgE causes ... Antigen-antibody complex ... Antigen-antibody complexes ... allergy #table #classification
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Antiarrhythmic Drugs CLASS ... Disopyramide CLASS ... #Medications #Classes ... #Classification ... #Pharmacology #cardiology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI Losses ... tubular acidosis (Types ... and 2, but not type ... Potassium #Table #Classification ... #Causes
Antiarrhythmic Medication Table

#Antiarrhythmic #Medications #Table #Classification #Classes #Cardiology #Pharmacology
Medications #Table #Classification ... #Classes #Cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Algorithm Narrow Complex ... conduction Wide-Complex ... Diagnosis #Algorithm #Causes ... #cardiology
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Rhythm - Narrow Complex ... whether AF is cause ... Tx: Underlying cause ... Narrow #Irregular #causes ... #cardiology
#Diagnosis #Cardiology #Cardiac #Heart #Tumors #Masses #Differential #Classification
#Diagnosis #Cardiology ... Heart #Tumors #Masses ... #Differential #Classification
Type A Aortid Dissection - Suprasternal View

Type A Aortic Dissection (TAD), present on this suprasternal view
Type A Aortid Dissection ... Suprasternal View Type ... supports PE or other causes ... #TypeA #Aortic # ... #Notch #Aorta #POCUS