10 results
Causes of Stroke - Ischemic, Hemorrhagic, Subarachnoid - Differential Diagnosis Algorithm
 • Ischemic
 • Intracerebral Hemorrhage
Causes of Stroke ... - Ischemic, Hemorrhagic ... Intracerebral Hemorrhage ... • Subarachnoid Hemorrhage ... #Stroke #CVA
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Stroke Etiologies ... Hemorrhagic (IPH ... Eric Strong @DrEricStrong ... - Strong Medicine ... #causes #differential
Causes of Intracerebral Hemorrhage (ICH) - Differential Diagnosis Algorithm
Hypertension:
 • Essential Hypertension (Aneurysm)
 • Drugs (Cocaine,
Causes of Intracerebral ... Hemorrhage (ICH ... diathesis • Hemorrhage ... #ICH #Stroke #CVA ... Diagnosis #Algorithm #Causes
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
up an ischemic CVA ... NCCT) head (r/o hemorrhage ... sn/sp) or • CTA ... Ruled out other causes ... #stroke #workup
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Classification Class ... I (Ia, Ib, Ic) ... Eric Strong @DrEricStrong ... - Strong Medicine ... #cardiology #pharmacology
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - Lidocaine, Mexiletine
Ic -
Lidocaine, Mexiletine Ic ... Eric Strong @DrEricStrong ... - Strong Medicine ... Channel #Blockers #ClassI ... Na #cardiology #pharmacology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
MDMA (Ecstacy), TCA ... Hypothermia Causes ... Nicotine, Heat Stroke ... Neuro: Pontine hemorrhage ... , Pontine CVA, Syphilis
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
1C: Strong Blockade ... receptors, and Ca ... MOA: Block slow Ca ... channels to prevent Ca ... Vaughan #Williams #Pharmacology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... Classification: CLASS ... duration - CLASS ... 1C: Strong Blockade ... Antiarrhythmics #Pharmacology
Causes of Subarachnoid Hemorrhage - Differential Diagnosis Algorithm
Vessel Disease
 • Aneurysm
 • Vascular Malformation
Other
 • Bleeding
Causes of Subarachnoid ... Hemorrhage - Differential ... #Subarachnoid #Hemorrhage ... #SAH #Stroke #CVA ... Diagnosis #Algorithm #Causes