21 results
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... losses - Chronic diarrhea ... Differential #Diagnosis #Low ... Classification #Causes ... #Workup #hypomg
Causes of Hypomagnesemia - Differential Diagnosis Algorithm
GI LOSS - FeMg < 2-2.5% or 24h Urine Mg
Causes of Hypomagnesemia ... Differential Diagnosis Algorithm ... Urine Mg < 10g • Diarrhea ... • Gitelman's syndrome ... #Magnesium #Low
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 ... #causes #potassium
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
Differential Diagnosis Algorithm ... • Refeeding Syndrome ... Hypokalemia • Hypomagnesemia ... • Small bowel diarrhea ... endocrinology #causes
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the ... Causes of acute ... Irritable bowel syndrome ... #management #algorithm ... #workup #diagnosis
Hypokalemia Differential Diagnosis Algorithm

Low intake 
• poor oral intake 

Renal loss 
• Medication 
• Hypomagnesemia 
•
Differential Diagnosis Algorithm ... Low intake ... Medication • Hypomagnesemia ... • Bartter's syndrome ... #Causes #Classification
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Differential Diagnosis Algorithm ... - Normal/low ... , Gitelman syndrome ... , Hypomagnesemia ... #causes #urinary
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
GI Losses - Gastric
 • Vomiting
 • NG suction
GI
Causes of Metabolic ... Differential Diagnosis Algorithm ... loop/thiazide) • Hypomagnesemia ... Licorice • Liddle's Syndrome ... #Causes
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... biliary fistula, Diarrhea ... aldosteronism #Hypomagnesemia ... #Causes #differential ... nephrology #magnesium #low
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Differential Diagnosis Algorithm ... Appropriately Low ... Absorption: Chronic Diarrhea ... Differential #Diagnosis #Algorithm ... nephrology #phosphorus #workup