67 results
Treatment of hyperkalemia via kaliuresis 
step 1 = volume resuscitation if hypovolemic
step 2 = consider fludrocortisone
step
determine response to diuretic ... kaliuresis #management #criticalcare ... #treatment #diuretics ... #diuresis #nephrology ... #algorithm
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Differential Diagnosis Algorithm ... >20 mEq/24 h - Diuretics ... Differential #Diagnosis #Algorithm ... #nephrology #causes ... #low #potassium
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
• Inhibit Na+ Cl ... Piretanide Potassium ... as no effect on sodium ... #Pharmacology #nephrology ... loop #thiazide #classes
Here’s a review of the Renin-Angiotensin-Aldosterone system (RAAS)

This is a very common pathway that clinicians should
while retaining sodium ... , which causes increased ... because of the sodium ... diuretic, which ... , just like all
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... concentrating defect: • Diuretics ... • Osmotic diuresis ... Differential #Diagnosis #Causes ... #nephrology #sodium
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
Urinary Chloride Algorithm ... loop or thiazide diuretics ... pressure: Active diuretic ... the indicated causes ... and potassium acid
Hyperkalemia Treatment Options
Stabilize cardiac membrane:
 • IV Calcium (peaks 5-10 minutes)
Decrease potassium concentration:
 • IV Fluids
Shift
minutes) Decrease potassium ... Fluids Shift potassium ... 90 minutes) • Sodium ... function) - Loop diuretic ... #nephrology
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Differential Diagnosis Algorithm ... Excretion (IV potassium ... #Hyperkalemia #Nephrology ... #Causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... Post-hypercapnia • Diuretics ... differential #diagnosis #algorithm ... #causes #nephrology ... #potassium
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Loop and thiazide diuretics ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology