| Routine PNBSs IHC | Study PTMA IHC | Study PTMA FISH |
---|
Case 1 | 2+ | 2+ | A |
Case 2 | 3+ | ND | NA |
Case 3 | 3+ | 0/1+ | NA |
Case 4 | 0/1+ | 0/1+ | A |
Case 5 | 0/1+ | 0/1+ | E |
Case 6 | 0/1+ | ND | PS |
- A amplified; E equivocal; FISH fluorescence in situ hybridization; IHC immunohistochemistry; NA not amplified; ND not done; PNBSs paraffinized needle biopsy specimens; PS polysomy chromosome 17; PTMA paraffin tissue microarray.