Diagnosis Case Stem cell Markers Apoptotic markers Anti-Apoptotic marker
    CD133 Nestin p53 CD117 Bcl-2
Proliferative Nodule 1 0 3+ 0 0 0
2 0 0 2+ 2+ 3+
3 0 1+ 1+ 3+ 3+
Congenital Nevus 1 0 0 0 3+ 3+
2 0 3+ 0 3+ 3+
3 0 3+ 0 2+ 0
Table 3: Summary of immunophenotypic analyses.