14 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
open leading to slow ... Vaughan Williams Classification ... repolarization CLASS 3 - Potassium ... • MOA: Block slow ... #Pharmacology #Classification
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... • ↓ slope of phase ... • ↓ slope of phase ... repolarization CLASS 3 - Potassium ... #Pharmacology #Classification
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
Shock Classification ... • High CO / Low ... Cardiogenic: • Low ... Dehydration - Sophia Hayes ... Sophia_Hayes_MD #Shock #Classification
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Differential #Diagnosis #Low ... #Potassium #Table ... #Classification
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
rate (lengthens phase ... 4 and phase O of ... the cell, serum potassium ... hypokalemia (or low ... potassium levels
Rheumatoid Arthritis - 2020 ACR-EULAR Classification
≥ 6 of 10 points = definite RA
Joint Involvement:
2020 ACR-EULAR Classification ... - 0 points Low ... positive RF or low ... 3 points Acute Phase ... diagnosis #EULAR #Classification
Management of Pediatric Kidney Stones
Acute Managment:
 • Pain relief: NSAIDs, opioids
 • Facilitating passage of stone:
majority < 5 mm will pass ... mm: unlikely to pass ... protein - Low ... alkalinisation: potassium ... alkalinization: potassium
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
sodium • ↑ Serum potassium ... • Weakness • Low-grade ... Check sodium, potassium ... autoimmune adrenalitis cases
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
of about three cases ... ) Classification ... Blood Count - Low ... may be high or low ... lymphoma #diagnosis #classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
diminished, or tender pulses ... • Complement (Low ... #rheumatology #classification