20 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
Antimalarial drugs ... QRS #widening #ECG ... #EKG #Pharmacology ... #Medications #Toxicology ... #Diagnosis #Differential
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
Normal variant • Hypercalcemia ... Neurological insult • Medications ... Osborn #JWave #Diagnosis ... #Differential # ... Cardiology #EKG
Potassium Channel Blockers - Medications
1. Cardiovascular Drugs
2. Psychiatric drugs
3. Other drugs
4. Synthetic opioids: Levomethadyl 
5. Opium
Channel Blockers - Medications ... ChannelBlockers #Medications ... #Differential # ... Diagnosis #Pharmacology ... #Toxicology
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Hypernatremia - Differential ... Diagnosis GI losses ... in kidneys) - Medications ... - Chronic hypokalemia ... #Diagnosis #Table
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... #differential # ... diagnosis #pathophysiology ... #pharmacology # ... potassium #medications
Medications causing Acute Kidney Injury (AKI)
Prerenal:
 • Dehydration: Diuretics
 • Altered intrarenal autoregulation: ACEIs / ARBs,
Medications causing ... decongestants) • Any drug ... #Drugs #pharmacology ... #differential # ... diagnosis
Drugs Implicated in Hemolytic Anemia
 • Hapten (Drug binding to RBC membrane): Penicillin, Cephalosporin, Tetracycline, Tolbutamide,
Drugs Implicated ... #medications #Hemolytic ... #Anemia #differential ... #diagnosis #pharmacology ... #table
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Bradycardia - Differential ... Diagnosis Framework ... Temp • ACS • Drugs ... Heart block Medications ... #cardiology #BRADI
Causes of Fatigue - Differential Diagnosis Algorithm
Endocrine
 • Hypo/Hyperthyroidism
 • Diabetes
 • Pituitary Insufficiency
 • Adrenal
Causes of Fatigue - Differential ... Diagnosis Algorithm ... Liver Failure • Hypercalcemia ... Myasthenia Gravis Pharmacologic ... Abuse (e.g.
Bradycardia
1) First Steps: IV, O2, Monitors, ECG, Pads on patient, Crash Cart in room. Is patient
sedative & pain medication ... Patients DIE: Drugs ... #bradycardia #diagnosis ... #differential # ... management #cardiology