41 results
Symptoms and Signs of Hypomagnesemia
Neuromuscular:
 - Tetany, Muscle weakness, Chvostek and Trousseau signs, Cerebellar (ataxia, nystagmus,
of Hypomagnesemia ... Muscle weakness, Chvostek ... Dysphagia, Anorexia, nausea ... , Hypocalcemia, ... #magnesium #Symptoms
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Diagnosis Renal Causes ... with secondary, hypocalcemia ... Renal Causes of ... #nephrology #magnesium ... #low
Chvostek Sign on Physical Exam

Young man presented with history of fatigue, muscle cramps and features suggestive
Chvostek Sign on ... ionized calcium low ... Serum magnesium ... #Chvostek #Sign ... Clinical #Video #Hypocalcemia
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... - Polyuria - Hypomagnesemia ... Differential #Diagnosis #Low ... #Potassium #Table ... Classification #Causes
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Hypercalcemia - Hypokalemia ... Differential #Diagnosis #Low ... #Magnesium #Table ... Classification #Causes
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... = (urine magnesium ... @NEPHKIDS1 #Hypomagnesemia ... differential #diagnosis #causes ... #low
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Diagnosis Algorithm Low ... Medication • Hypomagnesemia ... Hypothermia • Hypokalemic ... Diagnosis #Algorithm #Causes
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Hypermagnesemia ... intake - Magnesium ... DrEricStrong #Hypermagnesemia ... Diagnosis #High #Magnesium ... #Table #Causes
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Hypercalcemia, Hypermagnesemia ... Hyperreflexia: • Hypocalcemia ... , Hypomagnesemia ... differential #diagnosis #table
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
K; also binds magnesium ... Side Effects: Hypomagnesemia ... , diarrhea, nausea ... nonspecifically binds K, magnesium ... #pharmacology #table