14 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Diagnosis #Algorithm #causes ... #potassium #low ... #pathophysiology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Anorexia GI Losses ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... of phase 4 to slow ... 3 - Potassium Channel ... #Pharmacology #Classification ... #Classes #pathophysiology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... renal tubular dysfunction ... Differential #Diagnosis #Low ... Magnesium #Table #Classification ... #Causes #Workup
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
open leading to slow ... Vaughan Williams Classification ... 3 - Potassium Channel ... #Pharmacology #Classification ... #Classes #pathophysiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pharmacology and Pathophysiology ... intracellular calcium causes ... hypokalemia (or low ... potassium levels ... #Pharmacology #Pathophysiology
Heat Illnesses and Heat Stroke - Differential Diagnosis Framework

Heat Cramps:
 • Muscle pain or spasm -
Loss of sodium/Potassium ... Collapse: • Pathophysiology ... significant CNS dysfunction ... CNS dysfunction ... differential #diagnosis #causes
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
death -> end-organ dysfunction ... Hypovolemic Shock - Low ... EmmGeezee #Shock #Classification ... #differential #causes ... #classification
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
Prolonged PT/PTT • Low ... protein C and S Pathophysiology ... 64%) • Renal dysfunction ... Treat primary cause ... Coagulation #diagnosis #causes
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
death -> end-organ dysfunction ... Hypovolemic Shock - Low ... EmmGeezee #Shock #Classification ... #differential #causes ... #classification