191 results
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - ... Differential Diagnosis Renal ... Renal Causes of ... Hypercalcemia, Post renal ... diagnosis #causes #nephrology
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 ... @NEPHKIDS1 #Hypomagnesemia ... diagnosis #causes #nephrology
Drugs associated with hypokalemia and hypomagnesemia

Hypokalemia
- Shift from extracellular fluid to intracellular fluid compartment
  -
hypokalemia and hypomagnesemia ... Extrarenal Laxatives - Renal ... Topiramate Hypomagnesemia ... pump inhibitor - Renal ... differential #diagnosis #nephrology
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... Primary intestinal hypomagnesemia ... diarrhea / IBD Renal ... - Transient renal ... - Familial renal
Hypomagnesemia (Serum level < 1.7 mg/dL)
Neuromuscular manifestations 
 • Tremor, tetany, seizures 
 • Weakness
Hypomagnesemia ( ... Hypokalemia • Renal ... calcitriol #Hypomagnesemia
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... Hypocalcemia, Hypomagnesemia ... diagnosis #table #neurology
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Malabsorption RENAL ... CNIs • Familial hypomagnesemia ... @kdjhaveri #Hypomagnesemia
Causes of Hypokalemia - Differential Diagnosis Algorithm
Defining the cause of hypokalemia starts by measuring urinary K
gastrointestinal K loss • Renal ... K loss • Hypomagnesemia-induced ... hypokalemia • Renal ... algorithm #causes #nephrology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Chloridorrhea Renal ... • Penicillins Renal ... loop/thiazide) • Hypomagnesemia ... MetabolicAlkalosis #NonGap #Nephrology
Causes of Hypermagnesemia
Increased magnesium load
 - Magnesium-containing laxatives, antacids, or enemas
 - Treatment of pre-edampsia/eclampsia (mothers
Causes of Hypermagnesemia ... Rhabdomyolysis Increased renal ... Addison's disease) #Hypermagnesemia