7 results
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
: CLASS 1 - Sodium ... duration: - CLASS ... duration - CLASS ... 1C: Strong Blockade ... #Classes #pathophysiology
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
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
X-rays useful tor stone ... obstruction - Able ... identify non-calculus causes ... for non-calculus causes ... Calculi #Renal #Kidney
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
Differential Diagnosis Algorithm ... Vascular Causes ... : Often breast CA ... Obstruction: Biliary stone ... differential #diagnosis #algorithm
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
b) CHF c) CVA ... ASA class If ... event, follow ACC algorithm ... Stable patients ... • <6mo since stroke
Peripelvic Cyst on Renal POCUS
60s f admitted with acute pyelonephritis, CT scan reveals no hydronephrosis/stone/abscess, continues
hydronephrosis/stone ... collecting system stone ... Not classic for ... cysts may be a cause ... occasionally may cause
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... Palpable purpura: strong ... Kidneys -> glomerulonephritis ... • ANA (Suggest CTD ... #rheumatology #classification