16 results
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
• Acute Respiratory ... Hypokalemia • Hypomagnesemia ... • Small bowel diarrhea ... Inflammatory Bowel Disease ... Steatorrhea • Chronic Diarrhea
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 ... Systemic disease ... #management #algorithm ... #workup #diagnosis
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... losses - Chronic diarrhea ... - Hungry bones syndrome ... Differential #Diagnosis #Low ... Classification #Causes #Workup
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
Algorithm for the Evaluation of Acute Diarrhea (< 7 days)
Are the following present?
   1.
Algorithm for the ... Evaluation of Acute ... Ova and parasite ... Hospitalization required #Acute ... #algorithm #workup
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... paraproteinemia, acute ... Malabsorption, Chronic diarrhea ... • Normal or Low ... - Normal or Low
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... starvation - Acute ... biliary fistula - Diarrhea ... Tubulointerstitial renal disease ... medications #drugs #pharmacology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Differential Diagnosis Algorithm ... Appropriately Low ... Absorption: Chronic Diarrhea ... , Acute Respiratory ... nephrology #phosphorus #workup
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Congenital chloride diarrhea ... - Normal/low ... , Gitelman syndrome ... , Hypomagnesemia ... acidosis: Chronic diarrhea
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Causes of Hypomagnesemia ... after starvation, Acute ... biliary fistula, Diarrhea ... Tubulointerstitial renal disease ... nephrology #magnesium #low