Nevoid Basal Cell Carcinomas in Gorlin Syndrome

"Skin lesions clinically compatible with nevoid basal cell carcinomas are documented with measurements, clinical description, clinical photos and dermatoscopy photos every eight months for two years. Three representative skin lesions are selected at the first visit to be removed by skin biopsy at the end of the observation period (two years) for histopathological analyses.~If a nevoid basal cell carcinoma shows a certain increases in size (according to pre-specified criteria of the study protocol), ulcerates, gets unevenly demarcated or give functional complaints during the observation period, the skin lesion will be excised."