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 ... sn/sp) or • CTA ... Ruled out other causes ... #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
cerebral artery strokes ... These are uncommon causes ... 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