19 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... with secondary, ... pentamidine), Hypercalcemia ... #differential # ... #nephrology #magnesium
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
- Differential ... Diagnosis Algorithm ... K loss • Hypomagnesemia-induced ... diagnosis #algorithm ... #potassium
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... if renal function ... #algorithm #differential ... #diagnosis #causes ... #nephrology #magnesium
Hyperkalemia: Diagnostic algorithm
Decreased renal potassium excretion
 • Acute renal failure
 • Chronic renal failure
 • Drugs
Increased
Hyperkalemia: Diagnostic ... renal potassium ... #Diagnosis #algorithm ... #nephrology #potassium ... #differential
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Diagnosis Algorithm ... Malabsorption RENAL ... Diuretics • Hypercalcemia-PTH ... #Magnesium #Low ... #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Diagnosis #Algorithm ... #nephrology #low ... #potassium
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Diagnosis Algorithm ... Alkalosis • Hypokalemia ... • Hypomagnesemia ... Increased Excretion - Renal ... #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Hypokalemia - Differential ... Diagnosis Algorithm ... Diagnosis #Algorithm ... #causes #potassium ... #low #nephrology
Hypokalemia Evaluation Algorithm

Before evaluating hypokalemia, life threatening complications such as arrhythmias and paralysis should be looked
(K) & magnesium( ... suggests extra-renal ... #diagnosis #Algorithm ... #differential # ... potassium #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
osmotic diuresis, Potassium ... states, Primary or secondary ... #Causes #differential ... #diagnosis #nephrology ... #magnesium #low