47 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 ... #diuresis #nephrology ... #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 ... differential #diagnosis #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Medications - Loop ... - Hypokalemia ... - Uncontrolled diabetes ... Differential #Diagnosis #Low ... Classification #Causes #Workup
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... vomiting) • Low ... • Discontinued diuretic ... #nephrology #low
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... • HTN Absent: Loop ... and thiazide diuretics ... #nephrology
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Differential Diagnosis Algorithm ... Clinicians should also look ... Ureterosigmoidostomy, Diabetic ... Post-hypercapnia • Diuretics ... #causes #nephrology
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... Remote use of loop ... - Normal/low ... pressure: Active diuretic ... metabolic acidosis: Diabetic
Ascites Management Principles
Low Salt Diet - 2000 Mg Sodium
Fluid Restriction - Never
Work-horse Diuretic - Aldosterone Antagonist
Combination
Management Principles Low ... Restriction - Never Work-horse ... Diuretic - Aldosterone ... Antagonist Combination Diuretics ... - Add-on Loop Diuretics
Diuretics - Pharmacology

Thiazides diuretics:
 • Inhibit Na+ Cl- cotransporter in distal tubule
 • Chlorothiazide, Chlorthalidone, Indapamide,
Diuretics - Pharmacology ... Metolazone Loop ... Aquaretics (not a diuretic ... #Pharmacology #nephrology ... #conversion #loop
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Differential Diagnosis Workup ... Algorithm 1) ... • Euvolemic (Low ... • Euvolemic: Diabetes ... #Algorithm #nephrology