1390 results
Hypophosphatemia Diagnostic Algorithm
- GI Losses
- Redistribution
- 1° HPT
- 1° Renal PO4 wasting: Hereditary, TIO, Fanconi Syndrome,
Hypophosphatemia #phosphorus ... #differential #nephrology
Table 22 provides the characteristics of various phosphate-binding agents.
#Pharmacology #Nephrology #Phosphate #Phosphorus #Binders #Comparison #Table #Disadvantages
#Pharmacology #Nephrology ... #Phosphate #Phosphorus
Fractional Excretion of Phosphate FEPO4
FEPO4 = Fractional Excretion of Phosphate (%) = [PO4 (Urine) * Creatinine
Phosphate #FEPO4 #phosphorus ... #nephrology #Phosphorus
Causes of Hyperphosphatemia - Differential Diagnosis Algorithm
Serum phosphate level >4.5 mg/dL
 • Spurious hyperphosphatemia
 • True
preparation, High phosphorus ... Diagnosis #Algorithm #nephrology
Hypophosphatemia - Differential Diagnosis Algorithm
Appropriately Low Kidney Phosphate Excretion:
 • Decreased GI Absorption: Chronic Diarrhea, Antacids,
Diagnosis #Algorithm #nephrology ... #phosphorus #workup
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
absorption (Antacids, Phosphorus ... Workup #phosphate #nephrology
Causes of Hypomagnesemia
 • Redistribution: IV glucose, Correction of diabetic ketoacidosis, IV hyperalimentation, Refeeding after starvation,
Potassium depletion, Phosphorus ... differential #diagnosis #nephrology
Parathyroid Hormone (PTH) Effect in Calcium and Phosphorus
Calcium - Net Effect Hypercalcemia:
   ↑ intestinal
in Calcium and Phosphorus ... tubular reabsorption Phosphorus ... parathormone #Calcium #Phosphorus
Phosphate Electrolyte Repletion
Oral: Neutra-Phos, Neutra-Phos-K, K-Phos Neutral (Na and K Phos)
Intravenous: Potassium Phosphate, Sodium Phosphate

Satya Patel
hypophosphatemia #intern #phosphorus
Hypocalcemia Laboratory Evaluation

Serum levels of PTH, phosphorus, 25-hydroxyvitamin D, and 1,25-dihydroxyvitamin D can help differentiate between
levels of PTH, phosphorus