35 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
blockers which cause ... QRS #widening #ECG ... #EKG #Pharmacology ... #Medications #Toxicology ... #Diagnosis #Differential
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... side effect (e.g ... side effect (e.g ... Classification #Table ... #Causes
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Infiltrative disorders (e.g ... (e.g. lithium, ... renal diseases (e.g ... #Diagnosis #Table ... #Causes
Constipation - Differential Diagnosis Algorithm
Diet/Lifestyle
 • Fibre
 • Calories
 • Fluid
 • Exercise
 • Psychosocial
Medications
 •
(e.g. ... Cation Related (e.g ... Anticholinergic (e.g ... Bowel Disease and ... Diagnosis #Algorithm #Causes
Medications causing Acute Kidney Injury (AKI)
Prerenal:
 • Dehydration: Diuretics
 • Altered intrarenal autoregulation: ACEIs / ARBs,
calcineurin inhibitors (e.g ... Sympathomimetics (e.g ... anticholinergic effects (e.g ... #Drugs #pharmacology ... #differential #
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
- Malignancy (e.g ... CNS pathology (e.g ... Pulmonary pathology (e.g ... #Diagnosis #Table ... #Causes #Sodium
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... of Hyporeflexia and ... polyneuropathy (e.g ... #differential # ... diagnosis #table
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Inotropes - Pharmacology ... • Higher doses cause ... cAMP/cGMP • Causes ... Vasopressors #Inotropes #Pharmacology ... Summary #management #medications
How do you work up an ischemic CVA?
A) Initial Evaluation
 • ABCs
 • IV access, monitor
Finger glucose • Medication ... r/o hemorrhage and ... Cardioembolic: • ECG ... +/- TEE (high Afib ... v Holter (r/o Afib
PDE5 inhibitors are usually the drugs of first choice for erectile dysfunction.

PDE5 inhibitors enhance an erection that is
alpha blockers and ... with caution - e.g ... #pharmacology #comparison ... #treatment #medications ... dosing #drugs #table