21 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Differential Diagnosis ... Familial: Bartter syndrome ... and Gitelman syndrome ... #differential # ... #magnesium #low
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... Guillain-Barré syndrome ... Testing #Causes #differential ... #diagnosis #table ... #neurology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... - Hungry bones syndrome ... #Differential # ... Diagnosis #Low # ... Magnesium #Table
Causes of Seizures - Differential Diagnosis Algorithm
Unprovoked - Epilepsy:
 • Focal: Simple, Complex
 • Generalized: Absence,
of Seizures - Differential ... Generalized: Absence, Myoclonic ... vasoconstriction syndrome ... Hyponatremia, Hypomagnesemia ... Algorithm #Causes #neurology
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Hypermagnesemia ... - Tumor lysis syndrome ... #Differential # ... High #Magnesium #Table ... #Causes #Management
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
hypokalemia and hypomagnesemia ... overdose) - Sodium ... renal Fanconi syndrome ... #Medications #differential ... #diagnosis #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Metabolic Alkalosis - Differential ... loop/thiazide) • Hypomagnesemia ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology ... #Differential #
Physiologic Approach to Hypotonic Hyponatremia
The next time you have a case of hypotonic hyponatremia, give the
can be high or low ... Cirrhosis, Nephrotic syndrome ... #Hyponatremia #differential ... #diagnosis #table ... #sodium #nephrology
Inherited Defects in Kidney Tubule Epithelial Cells

Renal glucosuria - Na+-dependent glucose cotransporter
Cystinuria - Amino acid transporter
Bartter
cell epithelial sodium ... of epithelial sodium ... Defects #Kidney #Nephrology ... #Diagnosis #Differential ... #Table
Hypernatremia - Differential Diagnosis Workup Algorithm

1) Check Urine Osmolality:
 > 600 mOsm/kg - Implies extrarenal mechanism
Hypernatremia - Differential ... • Euvolemic (Low ... , Cushing syndrome ... Workup #Algorithm #nephrology ... #sodium