47 results
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 ... pentamidine), Hypercalcemia ... #nephrology #magnesium
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Causes of Hypermagnesemia ... Increased magnesium ... hypocalciuric hypercalcemia ... Addison's disease) #Hypermagnesemia ... #Causes #diagnosis
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Reflex Testing - Causes ... Hyporeflexia: • Hypercalcemia ... , Hypermagnesemia ... Hyperreflexia: • Hypocalcemia ... , Hypomagnesemia
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... Hyperkalemia ... transcellular shifts ... The etiology of hyperkalemia ... of hyperkalemia
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... abnormalities - Hypercalcemia ... - Hypokalemia ... Diagnosis #Low #Magnesium ... Classification #Causes
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Transcellular Shift ... #Hyperkalemia ... Diagnosis #Algorithm #Causes
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... = (urine magnesium ... intake, Gl loss, shift ... @NEPHKIDS1 #Hypomagnesemia ... differential #diagnosis #causes
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Agents to Treat Hyperkalemia ... K; also binds magnesium ... Side Effects: Hypomagnesemia ... Potassium #Binding #Hyperkalemia ... #medications #pharmacology
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Diuretics • Hypercalcemia-PTH ... @kdjhaveri #Hypomagnesemia ... #Magnesium #Low ... #Causes #Differential
Emergency Management of Hyperkalemia in Adults
Assess Patient - Airway Breathing Circulation Disability Exposure (ABCDE) Approach
 •
Management of Hyperkalemia ... mmol/L - Consider cause ... Gluconate IV Shift ... of hyperkalaemia ... recurrence #Hyperkalemia