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Mayo Clinic Laboratories

Test Code ALKP Alkaline Phosphatase, Plasma or Serum

Specimen Requirements

Container/Tube:

Preferred: Lithium heparin (light green-top)

Acceptable: Serum Gel 

Draw blood, spin down and send 1 mL (pediatric:  0.2 mL) of plasma or serum.

Reject Due To

 

Hemolysis

Mild:

OK

Gross:

Reject

Lipemia

Mild:

OK

Gross:

OK

Icterus

Mild:

OK

Gross:

OK

 

Reference Values

Age

Males (U/L)

 Females (U/L)
0-30 days

 75-316

 48-406
31d-11m 82-383 124-341
1-3 years 104-345 108-317
4-6 years 93-309 96-297
7-9 years 86-315 69-325
10-12 years 42-362 51-332

13-15 years

 74-390 50-162
16- 18 years 52-171 47-119
>18 39-117 NA
19-58 years NA 39-119
>59 years NA 53-141

 

Day(s) Test Set Up

Monday through Sunday

CPT Coding

84075

Performing Laboratory

Huntsville Hospital Laboratory/Madison Hospital Laboratory

LOINC Coding

Test Name LOINC Code
Alkaline Phosphatase,Serum or Plasma 6768-6

 

Specimen Stability Information

 

Specimen Type

Temperature

Time
Plasma, lithium heparin/ Serum RT, spun

7 days
  Refrig, spun

7 days