5922 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Differential Diagnosis ... Urinary Losses - Diuretics ... #Differential #Diagnosis ... #Low #Potassium
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
- Differential Diagnosis ... • Discontinued diuretic ... #Differential #Diagnosis ... nephrology #low #potassium
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Saline or osmotic diuresis ... - Potassium depletion ... Drugs: - Loop diuretics ... Hypomagnesemia #Causes #diagnosis
Algorithm for patients with hypokalemia on the basis of the potassium-to-creatinine ratio in the urine
Urine K+
the basis of the potassium-to-creatinine ... Urine Cl - Loop diuretics ... , Thiazide diuretics ... hypokalemia #urine #potassium ... differential #algorithm #diagnosis
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
- Differential Diagnosis ... Loop and thiazide diuretics ... #Differential #Diagnosis ... Algorithm #causes #potassium
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Saline or osmotic diuresis ... , Potassium depletion ... • Drugs: Loop diuretics ... #differential #diagnosis
Hypokalemia Differential Diagnosis Algorithm
Hypertensive:
 • High Al, Low R - Primary aldosteronism
 • High Al, High
Hypokalemia Differential Diagnosis ... >20 mEq/24 h - Diuretics ... #Differential #Diagnosis ... #causes #low #potassium
Causes of Metabolic Alkalosis: Differential Diagnosis
ECF volume contracted: urine chloride concentration <20 meq/L
 • Gastric alkalosis:
: Differential Diagnosis ... Thiazide or loop diuretics ... after renal tubule diuretic ... other • Severe potassium ... #Differential #Diagnosis
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential Diagnosis ... Post-hypercapnia • Diuretics ... #differential #diagnosis ... causes #nephrology #potassium
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
treated with IV potassium ... Alkalosis: Emesis, Diuretics ... #Hypokalemia #diagnosis ... #differential #potassium