12 results
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
• Refeeding Syndrome ... • Acute Respiratory ... • Small bowel diarrhea ... Inflammatory Bowel Disease ... Steatorrhea • Chronic Diarrhea
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
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Appropriately Low ... Absorption: Chronic Diarrhea ... , Acute Respiratory ... nephrology #phosphorus #workup
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
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
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Differential Diagnosis Algorithm ... Extravascular deposition: Hyperphosphatemia ... , Acute Pancreatitis ... metastases, Hungry bone syndrome
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
starvation - Acute ... biliary fistula - Diarrhea ... depletion - Familial hypophosphatemia ... Tubulointerstitial renal disease ... medications #drugs #pharmacology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
after starvation, Acute ... biliary fistula, Diarrhea ... depletion, Familial hypophosphatemia ... Tubulointerstitial renal disease ... nephrology #magnesium #low
Muscarinic Receptor Agonists and Antagonists 
Muscarinic Receptor Agonists
Methacholine
 • Diagnosis of bronchial airway
Carbachol
 • Glaucorna (topical
Atropine • Acute ... • Peptic ulcer disease ... hyoscyamine • Diarrhea-predominant ... • Parkinson disease ... #Medications #Pharmacology
Irritable Bowel Syndrome (IBS) - Diagnosis and Workup Summary
Use a positive diagnostic strategy with minimal testing.
Irritable Bowel Syndrome ... Diagnosis and Workup ... /o red flags - Low ... • If Diarrhea: ... #Diagnosis #workup