12 results
Potassium Channel Blockers - Medications
1. Cardiovascular Drugs
2. Psychiatric drugs
3. Other drugs
4. Synthetic opioids: Levomethadyl 
5. Opium
Potassium Channel ... Blockers - Medications ... #Differential # ... Diagnosis #Pharmacology ... #Toxicology
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
Antimalarial drugs ... widening #ECG #EKG #Pharmacology ... #Medications #Toxicology ... #Diagnosis #Differential ... #Drugs #Classes
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
Mechanisms of Drug-Induced ... #hyperkalemia #differential ... #diagnosis #pathophysiology ... #pharmacology # ... potassium #medications
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... reactions Common Drugs ... Beta blockers • Antibiotics ... Medications 2. ... #potassium #high
Medications that Can Cause False Positives on Drug Tests

Urine drug screens (UDSs) are simple to use,
False Positives on Drug ... Tests Urine drug ... : • Quinolone antibiotics ... #tests #differential ... #diagnosis #toxicology
Drug-Induced Seizures - OTIS-CAMPBELL

O - Organophosphate, oral hypoglycemics, opioid
T - TCA, theophylline
I - Isoniazid, Insulin
S -
anticholinergics, amantadine, antibiotics ... Induced #Seizures #Medication ... #Causes #Differential ... #Pharmacology # ... Diagnosis #OTISCAMPBELL
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Diagnosis Framework ... reactions Common Drugs ... Beta blockers • Antibiotics ... Medications 2. ... #potassium #high
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
osmotic diuresis - Potassium ... Hypomagnesemia #Causes #diagnosis ... #differential # ... medications #drugs ... #pharmacology #
Drug Induced Systemic Lupus Erythematosus
> 100 drugs have been associated with drug-induced SLE
High risk (>5%):
 •
SLE High risk ... Erythematosus #medications ... #drugs #pharmacology ... #risk #differential ... #diagnosis #rheumatology
Causes of Chronic Diarrhea - Differential Diagnosis
Osmotic
 • Food/Drink: Lactose intolerance, Artificial sweeteners (e.g. sorbitol, high
Chronic Diarrhea - Differential ... Diagnosis Osmotic ... e.g. sorbitol, high ... "drug-induced enteropathy ... #classification