30 results
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Excretion (IV potassium ... Transcellular Shift ... #Hyperkalemia #Nephrology ... Diagnosis #Algorithm #Causes
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... intake, Gl loss, shift ... @NEPHKIDS1 #Hypomagnesemia ... differential #diagnosis #causes ... #nephrology #magnesium
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
hypokalemia and hypomagnesemia ... Hypokalemia - Shift ... - Insulin (high ... differential #diagnosis #nephrology ... #Causes #hypomg
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Medication • Hypomagnesemia ... Transcellular shift ... Diagnosis #Algorithm #Causes ... #Classification
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
- Polyuria - Hypomagnesemia ... Diagnosis #Low #Potassium ... #Table #Classification ... #Causes
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
Causes of Hypokalemia ... Defining the cause ... Renal K loss • Hypomagnesemia-induced ... diagnosis #algorithm #causes ... #nephrology #potassium
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... loop/thiazide) • Hypomagnesemia ... Tumor Low Renin, High ... MetabolicAlkalosis #NonGap #Nephrology ... Diagnosis #Algorithm #Causes
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 ... creatinine) • Cell shift ... mmol creatinine) High ... hypokalemia #urine #potassium ... algorithm #diagnosis #nephrology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
phlebotomy High ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high ... #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... osmotic diuresis, Potassium ... aldosteronism #Hypomagnesemia ... #Causes #differential ... #diagnosis #nephrology