37 results
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
- Differential ... Diagnosis Algorithm ... Urine Mg > 10g • Loop ... DiureticsHypercalcemia-PTH ... #Diagnosis #Algorithm
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... with secondary, hypocalcemia ... pentamidine), Hypercalcemia ... renal transplant, Diuretic ... #differential #
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Medications - Loop ... and thiazide diuretics ... abnormalities - Hypercalcemia ... #Differential #
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Alcoholism (worsened by hypomagnesemia ... anhydrase inhibitors, loop ... syndrome (mimics loop ... Fever Other: - Hypomagnesemia ... Hypokalemia #Causes #differential
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Differential Diagnosis ... Algorithm Primary ... Effects • Thiazide Diuretics ... • Unregulated Conversion ... #Differential #
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... Saline or osmotic diuresis ... disease Drugs: - Loop ... Hyperparathyroidism - Hypercalcemic ... Causes #diagnosis #differential
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... Saline or osmotic diuresis ... disease • Drugs: Loop ... Hyperparathyroidism, Hypercalcemic ... #Causes #differential
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis - Differential ... Diagnosis Algorithm ... Remote use of loop ... or thiazide diuretics ... Gitelman syndrome, Hypomagnesemia
Causes of Altered Level of Consciousness GCS < 7 - Differential Diagnosis Algorithm

Brain Involvement - Hemispheric
Consciousness GCS < 7 - Differential ... Diagnosis Algorithm ... • Hypermagnesemia ... • Hypomagnesemia ... #Diagnosis #Algorithm
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Causes of Hypermagnesemia ... neonates) - Diabetic ... hypocalciuric hypercalcemia ... Addison's disease) #Hypermagnesemia ... Causes #diagnosis #differential