70 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
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... (treatment of diabetic ... diuretic use), ... mimics thiazide diuretic ... or induced) #Hypokalemia
Loop diuretic PO --> IV conversions 

Furosemide 40 mg PO = Furosemide 20 mg IV =
Loop diuretic PO ... --> IV conversions ... #Diuretics #Equivalent ... #Dose #Conversion ... #Table #Furosemide
Ethacrynic acid - Conversion
Only loop diuretic without a sulfonamide substituent.
Rarely used alternative in patients who have
Ethacrynic acid - Conversion ... Only loop diuretic ... diuretic. ... Ethacrynic #acid #Conversion ... #loop
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause of hypokalemia ... Hypomagnesemia-induced hypokalemia ... Ureterosigmoidostomy, Diabetic ... Cushing's syndrome #hypokalemia
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
Diuretic Electrolyte Excretion Effects 
Diuresis, Na+, K+, Mg2+, Ca2+, Cl-, HCO3-, Uric Acid
 - Thiazide Type
Diuretic Electrolyte ... Excretion Effects Diuresis ... Thiazide Type - Loop ... Anhydrase Inhibitor #diuretics ... pharmacology #comparison #table
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... • Discontinued diuretic ... MatthewHoMD #Hypokalemia ... Differential #Diagnosis #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
Flowchart to diuretic use in acute heart failure.

(A) Congestion with volume overload. 

(B) Treatment algorithm after
Flowchart to diuretic ... (B) Treatment algorithm ... Total loop diuretic ... diuretic administration ... #Diuretic #Diuresis