33 results
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
Treatment of hyperkalemia ... fludrocortisone step 3 = diuretic ... determine response to diuretic ... #hyperkalemia ... #algorithm
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... abnormalities - Hypercalcemia ... - Hypokalemia ... - Uncontrolled diabetes ... Low #Magnesium #Table
Loop diuretic PO --> IV conversions 

Furosemide 40 mg PO = Furosemide 20 mg IV =
Loop diuretic PO ... --> IV conversions ... #Diuretics #Equivalent ... #Dose #Conversion ... #Table #Furosemide
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - ... Renal Causes of Hypomagnesemia ... with secondary, hypocalcemia ... pentamidine), Hypercalcemia ... renal transplant, Diuretic
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... (treatment of diabetic ... syndrome (mimics loop ... diuretic use), ... mimics thiazide diuretic
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 ... syndrome • Thiazide Diuretics ... Differential #Diagnosis #Algorithm
Loop diuretic conversion - Equivalent Doses
Furosemide (Lasix) 40 mg PO = Furosemide 20 mg IV =
Loop diuretic conversion ... Pharmacology #Cardiology #Loop ... #Diuretic #Equivalent ... #Doses #Conversion ... #Table #Furosemide
Hypercalcemia - Differential Diagnosis Algorithm
Primary Hyperparathyroidism
 • Adenoma
 • Hyperplasia
 • MEN 1 and 2A
Tertiary Hyperparathyroidism
Hypercalcemia - ... Hyperparathyroidism • Hypercalcemia ... Hypocalciuria Hypercalcemia ... • Unregulated Conversion ... Paget's Disease #Hypercalcemia
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 of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... Clinicians should also look ... Renal K loss • Hypomagnesemia-induced ... Ureterosigmoidostomy, Diabetic ... Post-hypercapnia • Diuretics