59 results
Magnesium Electrolyte Repletion
Oral - Only do if patient does not tolerate IV
 • Magnesium oxide (can
Magnesium Electrolyte ... diarrhea and cause ... #Magnesium #Electrolyte ... #Repletion #management ... #hypomagnesemia
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Hypercalcemia, Hypermagnesemia ... Deep coma (any cause ... Hypocalcemia, Hypomagnesemia ... differential #diagnosis #table
Electrolyte Repletion

Significant electrolyte depletion can result in serious complications. These guidelines are meant to assist with
Electrolyte Repletion ... Significant electrolyte ... mechanisms can all cause ... the underlying cause ... #hypocalcemia #hypomagnesemia
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Primary intestinal hypomagnesemia ... inhibitors - Electrolyte ... Low #Magnesium #Table ... Classification #Causes
Potassium Electrolyte Repletion
If patient also has hypomagnesemia, replete magnesium before repleting potassium
Oral:
 • Pills (ask pharmacy
Potassium Electrolyte ... patient also has hypomagnesemia ... Intravenous (can cause ... #Potassium #Electrolyte ... #Repletion #management
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Hypermagnesemia ... DrEricStrong #Hypermagnesemia ... High #Magnesium #Table ... #Causes #Management
Causes of Prolonged Emergence - Anesthesiology

Prolonged Drug Action:
• Overdose 
• Hypothermia (< 33 C) 
• Incr
Causes of Prolonged ... Metabolic Causes ... ketoacidosis • Electrolyte ... hypocalcæmia — hypomagnesæmia ... Anesthesiology #Causes
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Polyuria - Hypomagnesemia ... Low #Potassium #Table ... Classification #Causes
Symptoms and Signs of Hypomagnesemia
Neuromuscular:
 - Tetany, Muscle weakness, Chvostek and Trousseau signs, Cerebellar (ataxia, nystagmus,
Symptoms and Signs of Hypomagnesemia ... Muscle weakness, Chvostek ... Dysphagia, Anorexia, nausea ... Hypocalcemia, Anemia #Hypomagnesemia
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Torsades de Pointes - Management ... long QT Syndrome Electrolyte ... Abnormalities: Hypomagnesemia ... 1b (lidocaine)- case ... TorsadesdePointes #TDP #Management