9 results
Antiarrhythmics - Vaughan Williams Classification
Class I (Ia, Ib, Ic) - Na+ Channel Blockade
 • Slows depolarization
Vaughan Williams Classification ... • Slows sinus rate ... VaughanWilliams #Classification ... #Classes #cardiology ... #pharmacology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... Vaughan #Williams #Pharmacology ... #Classification ... #Classes #pathophysiology ... #cardiology
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative Disorders ... very high mitotic rate ... Amy Chung, MD, MSc ... #Classification ... #pathophysiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics Pharmacology ... inotropy) ACCP Cardiology ... #Classification ... #Classes #pathophysiology ... #phases #cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... : • Valvular disorders ... Myeloproliferative disorders ... fibrillation at a rate ... #causes #cardiology
Adhesive Capsulitis (Frozen Shoulder) - Pathogenesis and Clinical Findings

 • Primary (Idiopathic): Unknown etiology, but associated
with autoimmune disorders ... a stroke that caused ... Severe, worse at night ... FrozenShoulder #pathophysiology ... stages #staging #msk
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... intracellular calcium causes ... Decreased heart rate ... #cardiology
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
Focal inflammatory disorder ... monophasic Pathophysiology ... Hyperreflexia develops later ... • Infectious causes ... , MOG antibody disorders
Hydroxyapatite Deposition Disease (HADD) - MSK Radiology
Imaging Findings:
 • Ovoid hypointense structures along the bursal surface
Disease (HADD) - MSK ... Case description ... - Limits evaluation ... other systemic disorders ... #diagnosis #msk