24 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Post-hypercapnia • Diuretics ... #causes #nephrology ... #potassium
Causes of Hyponatremia - Differential Diagnosis Algorithm
Hypovolemia, UNa > 20: 
 • Renal losses, Diuretic excess,
Causes of Hyponatremia ... Renal losses, Diuretic ... deficiency, Salt-losing ... UNa > 20: • Acute ... #Causes #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Differential Diagnosis Algorithm ... Water and solute loading ... Relief of prolonged urinary ... Differential #Diagnosis #Algorithm ... #causes #nephrology
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... algorithm Decreased ... excretion • Acute ... Renin High: • Primary ... #nephrology #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Algorithm Before ... treated with IV potassium ... mEq/g suggests urinary ... Alkalosis: Emesis, Diuretics ... #nephrology #low
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Diagnosis Algorithm ... secreting tumor, Primary ... Loop and thiazide diuretics ... #causes #potassium ... #low #nephrology
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Ureterosigmoidostomy Urinary ... Losses - Diuretics ... Diagnosis #Low #Potassium ... #Table #Classification ... #Causes
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Diagnosis Algorithm ... High Al, Low R - Primary ... >20 mEq/24 h - Diuretics ... #nephrology #causes ... #low #potassium
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
syndrome - Acute ... Glucocorticoid deficit - Hypokalemia ... hyponatremia - Diuretics ... Differential #Diagnosis #Table ... #Causes
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Causes of Hypokalemia ... Hypomagnesemia, Acute ... or induced) #Hypokalemia ... #Causes #differential ... #diagnosis #nephrology