35 results
Causes of Stroke - Ischemic, Hemorrhagic, Subarachnoid - Differential Diagnosis Algorithm
 • Ischemic
 • Intracerebral Hemorrhage
Causes of Stroke ... Differential Diagnosis Algorithm ... Hemorrhage #Stroke ... #CVA #Neurology ... #Causes
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
up an ischemic CVA ... Evaluate ischemic CVA ... Ruled out other causes ... #ischemic #CVA ... #stroke #workup
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Class I agents ... Channel Blockers⠀ Class ... agents in this class ... beta blockers.⠀ Class ... Channel Blockers Class
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
activation (↓ cAMP and Ca ... receptors, and Ca ... MOA: Block slow Ca ... channels to prevent Ca ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Class I (Ia, Ib ... Widens QRS complex Class ... prolongs PR interval Class ... Prolongs QT interval Class ... #Classes #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
: CLASS 1 - Sodium ... duration - CLASS ... duration - CLASS ... 1C: Strong Blockade ... #Classes #pathophysiology
ACA infarcts are rare because of the collateral circulation provided by the anterior communicating artery. ACA infarct
These are uncommon causes ... about 0.3%-4.4% of stroke ... cases in series ... anteriorcerebralartery #cva ... #stroke #huebner
Causes of Ischemic Stroke - Differential Diagnosis Framework
Important to determine and treat the etiology behind because
Causes of Ischemic ... Stroke - Differential ... gabrieltalledop #Ischemic #Stroke ... #CVA #Differential ... #Diagnosis #causes
Causes of Subarachnoid Hemorrhage - Differential Diagnosis Algorithm
Vessel Disease
 • Aneurysm
 • Vascular Malformation
Other
 • Bleeding
Causes of Subarachnoid ... Differential Diagnosis Algorithm ... Hemorrhage #SAH #Stroke ... #CVA #Neurology ... #Causes
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework Causes ... Hypothermia Causes ... Nicotine, Heat Stroke ... hemorrhage, Pontine CVA ... ophthalmology #causes