Table 2 Study Results.
From: FISH as an effective diagnostic tool for the management of challenging melanocytic lesions
| Â | Total Cases | Positive By FISH | % Positive |
|---|---|---|---|
Nevus | Â | Â | Â |
Congenital | 8 | 0 | 0.00% |
Compound | 37 | 0 | 0.00% |
Intradermal | 62 | 1 | 1.60% |
Junctional | 9 | 0 | 0.00% |
Mild Atypia | 32 | 2 | 6.30% |
Blue | 9 | 0 | 0.00% |
| Â | Â | Percent Positive | 1.90% |
Nevus-Dysplastic | Â | Â | Â |
Nevus-Moderate Atypia | 60 | 4 | 6.70% |
Nevus-Severe Atypia | 29 | 3 | 10.30% |
Nevus-Scalp | 38 | 3 | 7.90% |
Nevus-Spitz | 49 | 6 | 12.20% |
Subtotal | 176 | Percent Positive | 9.10% |
Melanoma | Â | Â | Â |
Superficial Spreading | 71 | 57 | 80.30% |
Spindle cell/desmo-plastic | 3 | 2 | 66.70% |
Nodular | 45 | 42 | 93.30% |
In Situ | 8 | 6 | 75.00% |
Metastatic | 40 | 33 | 82.50% |
Subtotal | 167 | Percent Positive | 83.80% |
Total Cases | 500 | Â | Â |