This video tells us about epithelial tumours as basal cell papilloma and seborrheic keratosis with A brief overview regarding causes, diagnosis and risk factors associated with these lesions and their treatment accordingly as these are benign epithelial tumours. TIMELINE: 0:04 Introduction 0:38 Aetiology 1:00 Keratosis 1:35 Risk factors 1:51 Clinical features 2:46 Diagnosis 3:39 Signs and symptoms 4:10 Treatment 6:00 Prognosis 6:15 Conclusion 7:02 End