18 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... with secondary, hypocalcemia ... pentamidine), Hypercalcemia ... #differential # ... nephrology #magnesium #low
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hyporeflexia: • Hypercalcemia ... , Hypermagnesemia ... , Hypomagnesemia ... Testing #Causes #differential ... #diagnosis #table
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
abnormalities - Hypercalcemia ... - Hypokalemia ... #Differential # ... Diagnosis #Low # ... Magnesium #Table
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... - Polyuria - Hypomagnesemia ... #Differential # ... Diagnosis #Low # ... Potassium #Table
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... Agents to Treat Hyperkalemia ... Side Effects: Hypomagnesemia ... #Binding #Hyperkalemia ... #pharmacology #table
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... - Differential ... Diuretics • Hypercalcemia-PTH ... #Magnesium #Low ... #Causes #Differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... • Skin and/or ... Renal K loss • Hypomagnesemia-induced ... #differential # ... causes #nephrology #potassium
Rhabdomyolysis - Differential Diagnosis Framework and Management Summary

Causes of Rhabdomyolysis:
 • Trauma:
	- Immobilization
	- Crush injury
	- Compartment
Rhabdomyolysis - Differential ... • LDH ↑ • Hyperkalemia ... /Late - Hypercalcemia ... Monitor potassium ... Dialysis for severe hyperkalemia
Cancer agents and Electrolyte Disorders
 • Hypocalcemia: Cisplatin from Low Mg, Cetuximab- due to low Mg
Axitinib,
Disorders • Hypocalcemia ... Cisplatin from Low ... Regorafenib • Hypomaqnesemia ... Trastuzumab • Hypokalemia ... chemotherapy #diagnosis #differential
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... osmotic diuresis, Potassium ... Hyperparathyroidism, Hypercalcemic ... #Causes #differential ... nephrology #magnesium #low