19 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Vaughan Williams Classification ... prolong AV node repolarization ... Block K+ channels (primarily ... #Pharmacology #Classification ... #Classes #pathophysiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Vaughan Williams Classification ... Block K+ channels (primarily ... interval (delays time repolarization ... #Pharmacology #Classification ... #Classes #pathophysiology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Ureterosigmoidostomy Urinary ... and 2, but not type ... Low #Potassium #Table ... #Classification ... #Causes
Hyperparathyroidism classification
Different causes and features of hyperparathyroidism - raised parathormone (PTH).

#Diagnosis #Hyperparathyroidism #Differential #Primary #Secondary #Tertiary
Hyperparathyroidism classification ... Different causes ... #Differential #Primary ... Tertiary #Comparison #Table ... #Classification
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... tubular acidosis (type ... differential #diagnosis #algorithm ... #causes #nephrology
The Diagnostic Approach to Hyperkalemia
Drugs
 - Amiloride
 - Spironolactone
 - Triamterene
 - Trimethoprim
 - Pentamidine
 -
inhibitors Other causes ... I, type II - ... High Renin - Primary ... #Hyperkalemia #Algorithm ... #differential #causes
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... hypokalemia is differentiating ... wasting from other causes ... suggests extra-renal causes ... ↑ Aldosterone: Primary
Types of Urinary Incontinence
 - Stress Incontinence - The urethral sphincter is weakened so that transient
Types of Urinary ... contribute to any type ... #Urinary #Incontinence ... #Types #Classification ... #Causes #diagnosis
Summary table of types of hypersensitivity reactions. 
Type 1
 - Mediators: lgE
 - Antigen Form: Soluble
Summary table of ... Type 1 - Mediators ... Allergen-specific lgE causes ... #allergy #table ... #classification
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
inhibitors - Primary ... Excessive GI losses ... Low #Magnesium #Table ... #Classification ... #Causes #Workup