TTF-1
Alternative name:
Thyroid Transcription Factor
Methodology
Immunohistochemistry (IHC)
Test Description and clinical significance
Disease:
Distinguish primary and metastatic lung carcinoma from non lung primary tumors
Thyroid transcription factor 1, also known as NKX2-1 or thyroid specific enhancer binding protein Homeodomain containing transcription factor, member of the NKX2 gene family.
Specimen Requirements
Collection:
FFPE/un-stained slides/Fresh tissue in formalin
Stability:
Room temperature
Unacceptable Conditions:
Unlabeled specimen/specimen left unfixed
for extended periods
Storage & Transport
Room Temperature
CPT(s)
88342 if intial single stain or 88341 for each additional stain. TTF-1
New York Approved
NO
TAT
1 Day
*The CPT codes provided are for informational purposes only and are based on AMA guidelines The billing party is solely responsible for correct CPT coding.
