1. Department of Dermatology Nancy Regional University Hospital Center Nancy France
2. Department of Pathology AP‐HP Hôpital Saint‐Louis Paris France
3. INSERM U976, HIPI, IRSL, Paris University Paris France
4. Molecular Oncology Unit AP‐HP Hôpital Saint‐Louis Paris France
5. Dermatopathology Laboratory Centre de Pathologie Cutanée de La Roquette Paris France
6. Department of Dermatology AP‐HP Hôpital Saint‐Louis Paris France
7. Private Plastic Surgery Practice Cabinet de Chirurgie Plastique Paris France
8. Radiology Center Centre d'Imagerie Diderot Paris France