Posted Date
Effective Date
Update Type Test Down or Delayed
Order Code TNFA
Referral Laboratory Mayo Medical Laboratories



Tumor Necrosis Factor, Plasma

Order Code:                  TNFA

Fee Code:                     32166

Reference Laboratory:   Mayo TNFA


The Tumor Necrosis Factor, Plasma assay referred to Mayo Clinic Laboratories is down effective January 1, 2023, due to reagent issues. Requests for this test will be forwarded to ARUP Laboratories test ID 3002618 (order code MMLR) until further notice.