118 results
Hypokalemia - Differential Diagnosis Algorithm
Extra-renal Losses:
 • Normal Acid-Base: Low intake
 • Metabolic acidosis: Gl tract
Differential Diagnosis Algorithm ... Normal Acid-Base: Low ... Gl tract loss (Diarrhea ... Differential #Diagnosis #Algorithm ... #nephrology
Hypomagnesemia - Differential Diagnosis
Renal Causes of Hypomagnesemia - Familial:
Bartter syndrome and Gitelman syndrome, Isolated recessive hypomagnesemia,
Hypomagnesemia - ... Familial: Bartter syndrome ... and Gitelman syndrome ... diagnosis #causes #nephrology ... #magnesium #low
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Differential Diagnosis Algorithm ... Urine Mg < 10g • Diarrhea ... • Gitelman's syndrome ... #Magnesium #Low ... Differential #Diagnosis #Algorithm
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Differential Diagnosis Algorithm ... • Refeeding syndrome ... losses (NG suction, diarrhea ... vomiting) • Low ... #nephrology #low
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... losses - Chronic diarrhea ... - Gitelman syndrome ... - Hungry bones syndrome ... Differential #Diagnosis #Low
Reflex Testing - Causes of Hyporeflexia and Hyperreflexia
Focal Hyporeflexia: 
 • Radiculopathy, Mononeuropathy, Polyneuropathy, Acute stroke,
Hypercalcemia, Hypermagnesemia ... Guillain-Barré syndrome ... Hypocalcemia, Hypomagnesemia ... Hyperthyroidism, Serotonin syndrome ... diagnosis #table #neurology
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Differential Diagnosis Algorithm ... loop/thiazide) • Hypomagnesemia ... Licorice • Liddle's Syndrome ... MetabolicAlkalosis #NonGap #Nephrology ... Differential #Diagnosis #Algorithm
Approach to Hypomagnesemia 

Fractional excretion of magnesium = (urine magnesium x serum creatinine)/ [0.7 (serum magnesium
Approach to Hypomagnesemia ... @NEPHKIDS1 #Hypomagnesemia ... #algorithm #differential ... diagnosis #causes #nephrology ... #magnesium #low
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... biliary fistula, Diarrhea ... aldosteronism #Hypomagnesemia ... differential #diagnosis #nephrology ... #magnesium #low
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Differential Diagnosis Algorithm ... • Refeeding Syndrome ... Hypokalemia • Hypomagnesemia ... • Small bowel diarrhea ... Osteomalacia • Fanconi Syndrome