5-HIAA, Plasma

Specimen:

Test Code

PHIAA

Specimen Name

5-HIAA, Plasma

Collect

EDTA Plasma

Submit

0.5 mL

Special Handling

Rejection Criteria

Stability

CRITICAL FROZEN

Methodology

Performed

Performed Varies - Reported 5-8 days

Reported

CPT Codes

  • 83497

Components

Additional Information

If clinically feasible, discontinue acetaminophen and tryptophan containing supplements at least 48 hours prior to specimen collection. The patient should abstain from eating nuts, especially walnuts, and limit fruits, vegetables, and caffeinated beverages or foods to one serving per day in the 24 hours prior to specimen collection.

Disclaimer:

It is preferable to locate tests on the website and not rely on printed test information, which may soon be out of date.
Updated test information can only be guaranteed by using this website.

Choose the Right Test

Test Information

How to Label Your Sample

  • Label Your Test 1
  • Label Your Test 2
  • Label Your Test 3
  • Label Your Test 4
  • Label Your Test 5

Common Test Phrases

  • Label Your Test 1
  • Label Your Test 2
  • Label Your Test 3
  • Label Your Test 4
  • Label Your Test 5

Common Lab Definitions

  • Serum 
  • Plasma 
  • STT