1. From the Department of Dermatology, South Infirmary Victoria University Hospital, Cork, Ireland
2. Department of Histopathology, Cork University Hospital, Cork, Ireland
3. Department of Histopathology, Bons Secours Hospital, Cork, Ireland
4. Department of Histopathology, University Hospital Waterford, Waterford, Ireland
5. Department of Dermatology, University Hospital Waterford, Waterford, Ireland E-mail: cathal.oconnor@ucc.ie