6 results
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Hypophosphatemia ... Differential Diagnosis Algorithm ... Acute Respiratory Alkalosis ... #nephrology #phosphorus ... #workup
Hypophosphatemia - Differential Diagnosis Algorithm
 • Decreased intake/absorption: Starvation, Alcoholism, Malabsorption, Phosphate binder use
 • Redistribution/
Hypophosphatemia ... Malabsorption, Phosphate ... depletion: Respiratory alkalosis ... #causes #nephrology ... #phosphate
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Workup for Hypophosphatemia ... Fractional Excretion of Phosphate ... Glucose, Acute resp. alkalosis ... Diagnosis #Framework #Workup ... #phosphate #nephrology
Hypocalcemia Workup - Differential Diagnosis Algorithm
 • Low Magnesium, High Magnesium - Functional Hypoparathyroidism
 • High
Hypocalcemia Workup ... Differential Diagnosis Algorithm ... Extravascular deposition: Hyperphosphatemia ... #Hypocalcemia #Workup ... #nephrology #calcium
Causes of Hyperphosphatemia - Differential Diagnosis Algorithm
Serum phosphate level >4.5 mg/dL
 • Spurious hyperphosphatemia
 • True
Differential Diagnosis Algorithm ... Serum phosphate ... level >4.5 mg/dL ... Excess intake: Phosphate ... #nephrology
Hypernatremia Diagnosis and Workup

Step 1 . Repeat the sodium concentration.
Step 2.  Check plasma osmolality.
NORMAL PLASMA
Diagnosis and Workup ... Repeat the sodium ... - burns - fevers ... Hypernatremia #Diagnosis #Workup ... #Algorithm #Nephrology