39 results
Common sodium channel blockers which cause QRS widening.

Anticonvulsants: 
 - Carbamazepine 
Antidysrhythmics:  
 - Group
Common sodium channel ... blockers which cause ... QRS #widening #ECG ... #Medications #Toxicology ... #Diagnosis #Differential
Etiologies of Hypernatremia - Differential Diagnosis
GI losses / Insensible losses
Sodium Overload
Transcellular Movement of Water
Central Diabetes Insipidus
Diagnosis GI losses ... Insensible losses Sodium ... in kidneys) - Medications ... #Diagnosis #Table ... #Causes
Common Medications Known to Prolong QTc
Antiarrhythmics - Amiodarone, sotalol, flecainide, quinidine, dronedarone, dofetilide
Vasopressors/inotropes - Epinephrine, norepinephrine,
Common Medications ... Known to Prolong QTc ... #Causes #differential ... #diagnosis #pharmacology ... #table
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... Diagnosis by Mechanism ... #Hyponatremia #Differential ... #Diagnosis #Table ... #Causes #Sodium
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
- Differential ... Diagnosis Algorithm ... water loss, Serum Sodium ... Polyuria scheme) e.g ... Hypernatremia #Nephrology
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... depletion - Medication ... #Syncope #Differential ... #Table #Causes
Management of SIADH
Treat underlying cause:
 • Causes can include pain, primary lung pathology, post-operative phenomenon, medications,
post-operative phenomenon, medications ... , etc. ... promoting passive sodium ... #hyponatremia #nephrology ... #treatment
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... polyneuropathy (e.g ... #differential # ... diagnosis #table ... #neurology
Hyponatremia - Diagnosis and Treatment
Hyponatremia is usually caused by the inability to excrete water normally.
Hyponatremia - Diagnosis ... Hyponatremia is usually caused ... #Diagnosis #Treatment ... #management #nephrology ... #sodium
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
overdose) - Sodium ... hypomagnesemia #Medications ... #differential # ... diagnosis #nephrology ... #Causes #hypomg