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Test Code ALP Alkaline Phosphatase (ALP)

Additional Codes

LAB112

Performing Laboratory

Central Peninsula Hospital

Collection Method

Venipuncture

Container

Lt Green / Plasma Separator / Lithium Heparin

Specimen Type

Preferred

  • Plasma- Light Green Top

 

Acceptable

  • Serum- Gold Top SST or Red Top

Minimum Volume

0.5ml

Specimen Stability

Ambient 7 days
Refrigerated (4°C to 8°C) 7 days
Frozen(-40°C to 0°C) 2 months

Reference or Target Ranges

Age

Males

Females

<1 month

75-316  U/L

48-406 U/L

1-11 months

82-383 U/L

124-341 U/L

1-3 years

104-345 U/L

108-317 U/L

4-6 years

93-309 U/L

96-297 U/L

7-9 years

47-324 U/L

184-415 U/L

10-12 years

91-476 U/L

104-471 U/L

13-15 years

92-468 U/L

41-244 U/L

16-17 years

65-260 U/L

50-136 U/L

16-19 years

48-230 U/L

47-176 U/L

 >20 years

40-115 U/L

 

20-49 years

 

33-115 U/L

>50 years

 

33-150 U/L

Reportable Units

U/L

Critical Value

Not defined for this assay

Reasons for Rejection

Hemolysis Threshold 200 mg/dL
Icterus Threshold 60 mg/dL
Lipemia Threshold 2000 mg/dL
Other QNS, contaminated, improperly labeled, improper specimen type

Performance Information

Days and Time Performed 24/7
Expected Turn Around Time Stat: 1 hour
Routine: 4 hours
Stat Availability Yes
Performing Bench CPH Chemistry
Methodology/Method Description Roche Cobas 

CPT Codes

84075

Last review/edit date

2025