19 results
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Hypokalemia Differential ... Medication • Hypomagnesemia ... Transcellular shift ... Hypothermia • Hypokalemic ... #Differential #
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... - Polyuria - Hypomagnesemia ... proliferation - Hypokalemic ... #Differential # ... Low #Potassium #Table
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - ... Differential Diagnosis ... with secondary, ... hypocalcemia Mitochondrial ... #differential #
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
associated with hypokalemia ... and hypomagnesemia ... Hypokalemia ... - Shift from extracellular ... #Medications #differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... - Differential ... (transcellular shift ... #Differential # ... Algorithm #Causes #workup
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Hypercalcemia - Hypokalemia ... #Differential # ... Low #Magnesium #Table ... Classification #Causes #Workup
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... suggests either secondary ... Renal K loss • Hypomagnesemia-induced ... Hyperaldosteronism • Secondary ... #differential #
Hypokalemia Differential Algorithm
Acidosis
 - RTA
 - Diarrhea
pH Normal 
 1. Decreased Mg 
 2. Intracellular Shift
Hypokalemia Differential ... Intracellular Shift ... NephTwitter) #Hypokalemia ... #Differential # ... Diagnosis #Causes #Workup
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... Hyperreflexia: • Hypocalcemia ... , Hypomagnesemia ... Testing #Causes #differential ... #diagnosis #table
Causes of Hypokalemia
Transcellular Shifts:
 - Alkalosis, Increased plasma insulin (treatment of diabetic ketoacidosis), ß-Adrenergic agonists, Hypokalemic
Transcellular Shifts ... Alcoholism (worsened by hypomagnesemia ... hyperaldosteronism, Secondary ... Fever Other: - Hypomagnesemia ... #Causes #differential