565 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Phase I - Initial Repolarization ... - Ventricular Repolarization ... Vaughan Williams Classification ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... prolong AV node repolarization ... prolong AV node repolarization ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... Class I (Ia, Ib ... Blockade • Slows depolarization ... VaughanWilliams #Classification ... #Classes #cardiology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Differential Diagnosis ... tubular acidosis (Types ... and 2, but not type ... Potassium #Table #Classification ... #Causes
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... Incidence : 17-52 cases ... retinal ischemia Causes ... TerrierBen #Uveitis #Causes ... #Differential #Diagnosis
Types and causes of acute diarrhea #Diagnosis #EM #IM #Diarrhea #Differential #Algorithm #Ddxof
Types and causes ... acute diarrhea #Diagnosis ... #Differential #Algorithm
Lupus Nephritis Classification Algorithm

#Lupus #Nephritis #Classification #Algorithm #diagnosis #differential #types #rheumatology #nephrology #renal
Lupus Nephritis Classification ... Algorithm #Lupus ... #Nephritis #Classification ... #Algorithm #diagnosis ... #differential #types
Hemolysis Classification - Intrinsic and Extrinsic Causes

Commentary: Another way to think of immune hemolysis would be
Hemolysis Classification ... and Extrinsic Causes ... autoimmune (most of the causes ... #Differential #Diagnosis ... #Causes #Algorithm
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
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
Hyperkalemia shortens repolarization ... causes peaked T ... in conduction causes ... wave to produce classic ... #Diagnosis #Hyperkalemia