15 results
Hypophosphatemia - Differential Diagnosis Algorithm

Transcellular Shift
 • Recovery From DKA
 • Refeeding Syndrome
 • Acute Respiratory
- Differential ... Hypokalemia • Hypomagnesemia ... • Small bowel diarrhea ... • Anorexia • Chronic ... Diarrhea #Hypophosphatemia
Causes of Hypocalcemia - Differential Diagnosis Algorithm
 • Extravascular: Pancreatitis, surgery, acute phosphate intake and renal
Hypocalcemia - Differential ... poisoning • Hyperphosphatemia ... Pseudohypoparathyroidism, Chronic ... contrast agents • Hypomagnesemia ... #Hypocalcemia #Differential
Hypomagnesemia - Etiologies by Mechanism

Decreased GI Uptake 
 - Poor dietary intake (particularly common in alcoholics)
Hypomagnesemia - ... GI losses - Chronic ... diarrhea / IBD ... #Differential # ... Magnesium #Table #Classification
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... - Differential ... Malabsorption, Chronic ... diarrhea, Poor ... #Differential #
Classification, Differential Diagnosis, and Features of Hyponatremia According to Volume Status 

Hypervolemic hypernatremia 
 - CHF
Classification, ... Differential Diagnosis ... - Acute and chronic ... Vomiting - Diarrhea ... #Differential #
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... - Differential ... GI Absorption: Chronic ... Diarrhea, Antacids ... #Differential #
Hypocalcemia - Differential Diagnosis Algorithm - Low and High PTH
LOW PTH - Hypoparathyroid
 - Congenital (Pediatric)
Hypocalcemia - Differential ... polyendocrinopathy • Hypomagnesemia ... very low • Chronic ... • Severe hyperphosphatemia ... #Hypocalcemia #Differential
Causes of Hypomagnesemia
Redistribution:
 - IV glucose
 - Correction of diabetic ketoacidosis
 - IV hyperalimentation
 - Refeeding
Causes of Hypomagnesemia ... biliary fistula - Diarrhea ... depletion - Familial hypophosphatemia ... aldosteronism #Hypomagnesemia ... Causes #diagnosis #differential
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Hypokalemia - Differential ... NG drainage - Diarrhea ... - Polyuria - Hypomagnesemia ... #Hypokalemia #Differential ... Potassium #Table #Classification
Metabolic Alkalosis - Differential Diagnosis Algorithm - Urinary Chloride
 • Cl- responsive metabolic alkalosis
Metabolic Alkalosis - Differential ... Congenital chloride diarrhea ... Gitelman syndrome, Hypomagnesemia ... metabolic acidosis: Chronic ... diarrhea, Kidney