139 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart Blocks ... • Prolonged PR ... Treatment 2nd Degree, Mobitz ... . 2nd Degree, Mobitz ... HeartBlocks #Types #Classification
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
Placement Indications Class ... • Symptomatic Mobitz ... I or II • Mobitz ... Class II: • Mobitz ... arrest, prolonged PR
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... depolarization • ↑ PR ... K+ channels (primarily ... velocity) - ↑ PR ... #Pharmacology #Classification
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
PR interval ... Type I aka Mobitz ... type II (aka Mobitz ... There is constant PR ... electrocardiogram #classification
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... depolarization • ↑ PR ... K+ channels (primarily ... velocity) - ↑ PR ... #Pharmacology #Classification
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
1º - long PR intervals ... successively longer PR ... 3, etc.) 2º - Mobitz ... II / Mobitz - , ... electrocardiogram #cardiology #differential
Nephrotic Syndrome - Primary vs Secodary - Differential Diagnosis Algorithm

#Nephrotic #Syndrome #Differential #Diagnosis #Algorithm #Primary #Secondary
Nephrotic Syndrome - Primary ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #Primary #Secondary ... #Nephrology #Causes
Causes of Primary and Secondary (without Red Flags) Headaches - Differential Diagnosis Algorithm

#Primary #Secondary #Headaches #Neurology
Causes of Primary ... Flags) Headaches - Differential ... Diagnosis Algorithm ... #Primary #Secondary ... #Diagnosis #Algorithm
Hyperparathyroidism classification
Different causes and features of hyperparathyroidism - raised parathormone (PTH).

#Diagnosis #Hyperparathyroidism #Differential #Primary #Secondary #Tertiary
Hyperparathyroidism classification ... Different causes ... Hyperparathyroidism #Differential ... #Primary #Secondary ... Comparison #Table #Classification
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
High Renin - Primary ... NSAlDs - Beta-Blockers ... #Hyperkalemia #Algorithm ... #diagnosis #differential ... #causes