Alternate Test Names:
GATA3, Clone L50-823
GATA-3 is a zinc finger nuclear transcription factor that is a highly sensitive marker of carcinomas primary to the bladder and breast. GATA-3 is also expressed in a subset of squamous cell carcinomas, skin adnexal tumors, mesotheliomas, and salivary gland tumors, among others (Miettinen M et al. AJSP 38:13-22, 2014).
CPT Code(s): 88342 or 88341
Turnaround Time: Within 1-2 business days of receipt
Schedule: Monday - Friday
• Formalin-fixed, paraffin-embedded (FFPE) tissue block or cell block - OR -
• 1 unstained slide for each test requested plus 3-4 additional unstained slides cut at 4µm