108 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
= (urine magnesium ... FEMg <2% = poor intake ... Hypomagnesemia #algorithm #differential ... #diagnosis #causes ... #nephrology #magnesium
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
- Massive PO intake ... - Magnesium ... Hypermagnesemia #Differential ... #Table #Causes ... #Management
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Decreased GI Uptake ... Hypomagnesemia #Differential ... Diagnosis #Low #Magnesium ... Classification #Causes ... #Workup #hypomg
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... - Differential ... Algorithm • Low Magnesium ... , High Magnesium ... #Differential #
Causes of Hypokalemia - Differential Diagnosis Algorithm
Once pseudohypokalemia is ruled out, causes of hypokalemia can be
Causes of Hypokalemia ... - Differential ... of bucket (low intake ... #Hypokalemia #Differential ... #workup #nephrology
Differential Diagnosis of Acute Kidney Injury 

#Diagnosis #Nephrology #AKI #Acute #KidneyInjury #Causes #Differential #Workup #Algorithm #Ddxof
Differential Diagnosis ... #Diagnosis #Nephrology ... #KidneyInjury #Causes ... #Differential # ... Workup #Algorithm
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... - Differential ... • Increased Intake ... #Hyperkalemia #Nephrology ... #Differential #
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - Differential ... Diagnosis Renal Causes ... Hypomagnesemia #differential ... #diagnosis #causes ... #nephrology #magnesium
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Hypophosphatemia - Differential ... Diuretics Decreased Intake ... : • Aluminum/Magnesium ... #LowPhosphate #Differential ... endocrinology #causes
Causes of Hypernatremia - Differential Diagnosis
Inadequate water intake:
 • Lack of access to water
Extrarenal hypotonic fluid
Causes of Hypernatremia ... - Differential ... Hypernatremia #Differential ... #Diagnosis #Causes ... #nephrology #sodium