176 results
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Diuretics ... Differential #Diagnosis #Low ... #Potassium #Table ... #Classification ... #Causes
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... Loop and thiazide diuretics ... Differential #Diagnosis #Algorithm ... #causes #potassium
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Excessive GI losses ... Differential #Diagnosis #Low ... #Magnesium #Table ... #Classification ... #Causes #Workup
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
Hypokalemia Evaluation Algorithm ... wasting from other causes ... suggests extra-renal causes ... consumption • Low ... Alkalosis: Emesis, Diuretics
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... vomiting) • Low ... • Discontinued diuretic ... #nephrology #low ... #potassium
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
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Antiarrhythmic Drugs CLASS ... Disopyramide CLASS ... Adenosine, Magnesium, Potassium ... #Medications #Classes ... #Classification
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... hyponatremia - Diuretics ... #Hyponatremia #Classification ... Differential #Diagnosis #Table ... #Causes
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Differential Diagnosis Algorithm ... Low intake ... Hypomagnesemia • Osmotic diuresis ... Differential #Diagnosis #Algorithm ... #Causes #Classification
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... Differential Diagnosis Algorithm ... Differential #Diagnosis #Algorithm ... #causes #potassium ... #low #pathophysiology