Create
Learn
Share

DI lecture HypoPhos

rename
alchemist04's version from 2016-10-02 22:01

Section

Question Answer
What is serum phosphate range?2.5 - 4.5 mg/dL
What is the HypoPhos range?< 2.5 mg/dL
What is the HyperPhos range?> 4.5 mg/dL
memorize

 

Question Answer
What are the causes of HypoPhos? (1)(1) Dietary defficiency
What are the causes of HypoPhos? (2)(2) Malabsorptive conditions (antacids/iron)
What are the causes of HypoPhos? (3)(3) Refeeding
What are the causes of HypoPhos? (4)(4) Diuresis (Increased renal elimination)
What are the causes of HypoPhos? (5)(5) Mannitol (Pseudo hypophatemia)
memorize

 

Question Answer
When do you give PO for HypoPhos Rx?1.5 - 2.5 mg/dL (Asymptomatic)
When do you give IV for HypoPhos Rx?< 1 mg/dL (Symptomatic)
A pt w/ serum Phos range from 1 - 2.5 mg/dL (Symptomatic), what type of Phos treatment would you give the pt?either PO or IV
memorize

 

Question Answer
What is the Phos PO treatment range for HypoPhos per day?30 -60 mmol/day (in 2 - 4 divided doses)
What is the composition of Neutra-Phos powder packet?250 mg P (i.e 8 mmol), 7 K in mEq( 288 mg), 7.13 Na (164 mg)
What is the composition of Neutra-Phos K+ Powder packet?250 mg P (i.e 8 mmol), 14 mEq K (i.e 556 mg), Na (none)
What is the composition of K-Phos Neutral tab?250 mg P (i.e. 8 mmol), 1.1 mEq K (i.e. 43 mg), 13 mEq Na (i.e. 298 mg)
What is the composition of K-Phos tab?114 mg P (i.e. 3.7 mmol), 3.7 mEq K (i.e. 144 mg) and Na (none)
memorize

 

Question Answer
When do you choose IV therapy over IV in HypoPhos treatment?<1 mg/dL symptomatic
What is the rate of treatment for IV therapy for HypoPhos?0.08 - 0.64 mmol/kg over 4 -12 hrs
During IV replacement therapy, if the serum phos is > 1.5 mg/dL what should you do?Consider discontinuing the IV
T or F, It is ok for Phos and Calc replacement via the same IV line?False, avoid replacement of both Phos and Calc via the same line
memorize

 

Question Answer
What are the 2 IV replacement options for HypoPhos?Potassium Phosphate 15 mmol (1.5 mEq k/mmol P)
What are the 2 IV replacement options for HypoPhos?Sodium Phosphate 15 mmol (1.3 mEq Na/mmol P)
Given an option btw Potassium Phosphate and Sodium Phosphate 15 mmol, which would you rather give a patient with severe HypoPhos?Sodium Phosphate 15 mnol. Try to avoid any replacement that will increase K level
memorize