Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

7 Cards in this Set

  • Front
  • Back
Where is phosphorus mostly located?
85% in bones
1% in ECF
rest intracellular
What is the normal range of phosphorus?
3-4.5 mg/dl
Why is fasting phosphorus measurment most accurate?
diurnal variation with morning nadir and carbs and gluc lowers phos levels
What are the main causes of hyperphosphatemia? (list 5)
renal failure (MC)
tumor lysis syndrome
metabolic and respiratory acidosis
How does hyperphosphatemia present?
Similar to hypocalcemia
What do you use to treat hyperphosphatemia?
Oral Phosphate Binders

calcium carbonate (PO TID with meals)
Sevelamer (only for dialysis)
Saline diuresis (pt with no renal failure)
Is dialyis effective in reducing hyperphosphatemia?
No. Most phosphate is in intra-cellular stores.