Amyloid Typing by Mass Spectrometry

Test Mnemonic


CPT Codes

  • 88313 - QTY (1)
  • 88399 - QTY (10)
  • 88380 - QTY (1)
  • 83789 - QTY (1)
  • 88321 - QTY (1)


  • Amyloid Typing Mass Spectrometry
  • ATMS

Performing Laboratory

Cleveland Clinic Laboratories

Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
OneParaffin block N/AAmbient 

Days Performed

1 day per week

Turnaround Time

2 - 3 weeks


Name Description
Liquid Chromatography Mass Spectrometry (LC/MS) 

Special Info

This test includes a surgical pathology consultation to confirm the presence of amyloid. The initial diagnosis of amyloidosis will be made by examination of routine stain, Congo Red stain, immunohistochemistry, etc. This test serves in the identification of amyloidogenic proteins only after the initial diagnosis has been reached.

Clinical Info

Finding the presence or absence of amyloidogenic proteins in tissue section to aid in forming a pathologic diagnosis. Interpretation by pathologist.