5844 results
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
sotalol, flecainide, quinidine ... Chloroquine, mefloquine, quinine ... #differential #diagnosis
Drugs Implicated in Hemolytic Anemia
 • Hapten (Drug binding to RBC membrane): Penicillin, Cephalosporin, Tetracycline, Tolbutamide,
, Probenciden, Quinidine ... , Quinine, Probenecid ... #differential #diagnosis
Quinidine produces the following ECG changes:
1. Prolongation of Q-T interval:
2. Prolongation of QRS complex:
3. Prominent V
Quinidine produces ... #Diagnosis #Cardiology ... #ECG #EKG #Quinidine
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
(procainamide, quinidine ... TorsadesDePointes #Diagnosis
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
- Differential Diagnosis ... antibodies Drugs • Quinidine ... #Differential #Diagnosis
Drugs that Cause Fever
Most commonly:
Amphotericin B, Antihistamines, Asparaginase, Barbiturates, Bleomycin sulfate, Methyldopa, Penicillins, Phenytoin sodium, Procainamide,
Procainamide, Quinidine ... #differential #diagnosis
Drug Induced Systemic Lupus Erythematosus
> 100 drugs have been associated with drug-induced SLE
High risk (>5%):
 •
-1%) Risk: • Quinidine ... Clozapine, Sertraline, Quinine ... #differential #diagnosis
Tinnitus - Subjective (heard only by patient) - 90% - Differential Diagnosis Algorithm
Unilateral On Audiogram -
- Differential Diagnosis ... (Salicyclates, Quinidine ... #Differential #Diagnosis
Potassium Channel Blockers - Medications
1. Cardiovascular Drugs
2. Psychiatric drugs
3. Other drugs
4. Synthetic opioids: Levomethadyl 
5. Opium
Toxins: Quinine, ... #Differential #Diagnosis
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
- Differential Diagnosis ... acetaminophen, NSAIDs, quinine ... #Differential #Diagnosis