8 results
Causes of Stroke - Ischemic, Hemorrhagic, Subarachnoid - Differential Diagnosis Algorithm
 • Ischemic
 • Intracerebral Hemorrhage
Causes of Stroke ... - Ischemic, Hemorrhagic ... Intracerebral Hemorrhage ... • Subarachnoid Hemorrhage ... #Stroke #CVA
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
up an ischemic CVA ... NCCT) head (r/o hemorrhage ... Evaluate ischemic CVA ... sn/sp) or • CTA ... #stroke #workup
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
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
MDMA (Ecstacy), TCA ... Nicotine, Heat Stroke ... Neuro: Pontine hemorrhage ... , Pontine CVA, Syphilis ... Robertson pupils), DM, SAH
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
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
1C: Strong Blockade ... activation (↓ cAMP and Ca ... receptors, and Ca ... MOA: Block slow Ca ... channels to prevent Ca
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Plateau Phase • Ca ... leading to slow Ca ... 1C: Strong Blockade ... receptors, and Ca ... MOA: Block slow Ca
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Diabetes mellitus • Stroke ... acoustic neuroma) and stroke ... Head and neck masses ... ○ Idiopathic SNH ... trauma ○ MS, CVA