37 results
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
x serum creatinine ... )/ [0.7 (serum magnesium ... #differential #diagnosis ... #causes #nephrology ... #magnesium #low
Differentiation Between Nephrotic Syndrome and Nephritic Syndrome 
== Nephrotic Syndrome ==
Onset - Insidious 
Edema - ++++
Blood
pressure - Normal/low ... - Absent Serum ... albumin - Low ... Nephritic #Comparison #Table ... #Nephrology #Diagnosis
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
intake - Magnesium ... #Differential #Diagnosis ... #High #Magnesium ... #Table #Causes ... #Management
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
- Differential Diagnosis ... Renal Causes of ... #differential #diagnosis ... #causes #nephrology ... #magnesium #low
Causes of Hypernatremia - Differential Diagnosis Algorithm
Hypernatremia - Excess free water loss, Serum Sodium >145 mmol/L
High
Causes of Hypernatremia ... - Differential Diagnosis ... free water loss, Serum ... mannitol, glucosuria Low ... Hypernatremia #Nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
#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
potassium(K) & magnesium ... consumption • Low ... #Hypokalemia #diagnosis ... differential #potassium #nephrology ... #low
Hypermagnesemia - Diagnosis and Management

Hypermagnesemia is a serum magnesium concentration > 2.6 mg/dL.
Symptoms include hyporeflexia, hypotension,
Hypermagnesemia - Diagnosis ... and Management ... Hypermagnesemia is a serum ... #Management #magnesium ... #nephrology
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
: • Low serum IgG ... 300 mg/dL) • Low ... and M panel Management ... DDX - Other causes ... #management
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
time you have a case ... algorithm Urine Na+K / serum ... #differential #diagnosis ... #table #sodium ... #nephrology