This video briefs us about premalignant tumours. Premalignant or precancerous (also referred to as “potentially malignant”). This video also includes microscopic slides and clinical demonstrations of premalignant tumours and associated cysts. Aetiology and features of malignant give special coverage. TIMELINE: 0:03 Introduction 0:24 Epidermal cyst 0:52 Images visualization 1:12 Milia 1:38 Cutaneous horns 2:00 Etiology 2:16 Features of malignancy 2:26 Management 2:55 End