54 results
Hypermagnesemia - Etiologies by Mechanism
Renal Failure 
Excessive Mg Administration 
 - Massive PO intake
Hypermagnesemia ... by Mechanism Renal ... #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 ... Renal Causes of ... #differential #diagnosis ... #causes #nephrology
Renal Tubular Acidosis (RTA) Diagnosis and Management
 • Distal (type 1) RTA
 • Proximal (type 2)
Renal Tubular Acidosis ... (RTA) Diagnosis ... and Management ... #Management #nephrology ... #table
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
Hypomagnesemia ( ... Hypokalemia • Renal ... • Parathyroid hormone ... calcitriol #Hypomagnesemia ... Signs #Symptoms #Diagnosis
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... Hypocalcemia, Hypomagnesemia ... #differential #diagnosis ... #table #neurology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... diarrhea / IBD Renal ... - Familial renal ... #Differential #Diagnosis ... Low #Magnesium #Table
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... cells FEMg >4% = renal ... magnesium loss if renal ... #differential #diagnosis ... #causes #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
hypokalemia and hypomagnesemia ... Extrarenal Laxatives - Renal ... pump inhibitor - Renal ... #differential #diagnosis ... #nephrology #Causes
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential Diagnosis ... Pain/Post-op • Neurologic ... GI losses • Renal ... GFR, AKI/CRF Hormonal ... #Differential #Diagnosis
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
- Differential Diagnosis ... Pain/Post-op • Neurologic ... GI losses • Renal ... GFR, AKI/CRF Hormonal ... #Differential #Diagnosis