Table 4: Immunohistochemical profile of squamous morules/mcs.
| Case | Ki-67 (%) | P63 | Synaptophysin | Chromogranin | β-Catenin |
| 1 | ≤ 2 | - | + (focal) | + | N |
| 2 | ≤ 2 | - | - | + | N |
| 3 | ≤ 2 | + (focal) | + (focal) | - | N/A |
| 4 | ≤ 2 | + | + (focal) | N/A | C |
| 5 | ≤ 2 | - | + | - | N/A |
| N: Nuclear, C: Cytoplasm, N/A: Not applicable, +: Positive, -: Negative | |||||