18 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 ... 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 ... Widens QRS complex Class ... Eric Strong @DrEricStrong ... - Strong Medicine ... #cardiology #pharmacology
Antiarrhythmics - Sodium Channel Blockers
Subclasses, Mechanisms, Indications, Side Effects
la - Quinidine, Procainamide
lb - 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 ... inotropy) ACCP Cardiology ... Vaughan #Williams #Pharmacology ... pathophysiology #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... 1C: Strong Blockade ... inotropy) ACCP Cardiology ... Antiarrhythmics #Pharmacology ... pathophysiology #phases #cardiology
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Hemorrhagic Pericardial ... - proximal • Hemorrhagic ... OTHER RARE CAUSES ... RA, and other CTD ... Differential #Diagnosis #cardiology
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
Class III Antiarrhythmics - Potassium Channel Blockers - Indications and Side Effects
Amiodarone
 • Suppression of VT
Class III Antiarrhythmics ... Eric Strong @DrEricStrong ... - Strong Medicine ... Channel #Blockers #pharmacology ... #cardiology