22 results
Hypercalcemia - EKG Findings
Causes of Hypercalcemia 
• Malignancy 
• Milk-alkali syndrome 
• Vitamin D toxicity 
•
Hypercalcemia - EKG ... • Milk-alkali syndrome ... • Vitamin D toxicity ... Differential #Causes #Diagnosis ... #Cardiology
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
seen in digitalis toxic­ity ... The various ECG ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin ... #Toxicity #Toxicology
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
Features of Digoxin Toxicity ... specific for digoxin toxicity ... Electrocardiogram #ekg ... #ecg #toxicology ... #cardiology #diagnosis
Quinidine produces the following ECG changes:
1. Prolongation of Q-T interval:
2. Prolongation of QRS complex:
3. Prominent V
the following ECG ... #Diagnosis #Cardiology ... #ECG #EKG #Quinidine ... #Toxicology #Toxicity
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
QRS #widening #ECG ... #EKG #Pharmacology ... #Medications #Toxicology ... #Diagnosis #Differential
A toxidrome is a syndrome (set of symptoms) caused by specific medications or toxins.

There are 5
toxidrome is a syndrome ... caused by specific medications ... antihistamines #Diagnosis ... #Toxicology #Toxidromes ... #Comparison #Table
Beta Blockers - Pharmacology Comparison Table
Metoprolol:
 • Receptors: β1
 • Indications: Rate control of a-fib/a-flutter, Suppression
Beta Blockers - Pharmacology ... Comparison Table ... Acute coronary syndrome ... #Comparison #Table ... #Receptors #cardiology
Beta Blocker Side Effects / Toxicity
Cardiac Side Effects:
 • Sinus bradycardia, AV block, Heart failure exacerbation,
Side Effects / Toxicity ... blocker withdrawal syndrome ... (e.g. tachycardia ... AdverseEffects #pharmacology ... #diagnosis
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
- Differential Diagnosis ... Heart block Medications ... • Flecanide toxicity ... #differential #diagnosis ... #causes #cardiology
Clozapine Toxicology
Clozapine is an atypical antipsychotic most often reserved for use in patients who have treatment-resistant
Clozapine Toxicology ... distribution (1.6 – 7 L/kg ... #Clozapine #Toxicology ... #Toxicity #Diagnosis ... #Pharmacology