Cytokeratin34βE12, 34βE12

  • Tech Only CPT 88342.TC
  • Tech Pro CPT
  • PowerPath Code HMWK
  • Schedule Monday - Friday
  • Turn Around Time Within 1-2 business days of receipt
  • Methodology IHC

Specimen Requirements

Formalin-fixed, paraffin embedded tissue block or cell block, or 1 unstained charged slide for each test requested plus 3-4 additional unstained slides cut at 4 microns. Adequate space on each slide for control tissue is required.

Diagnostic Utility

The 34βE12 clone detects human cytokeratin intermediate filament proteins 1, 5, 10, 14. It is a reliable marker of squamous differentiation. It also marks urothelium and the basal cell layer of prostate glands.