1-Squamous cell papilloma
2- Adenomatous polyp
1- Squamous cell Carcinoma
Kertin pearl in squamous cell carnioma
2- basal cell carcinoma
4- Giant cell tumor
5- malignant melanoma
Chronic granulomatous inflammtion
2- Bilharziasis in urianry baldder
3- Mycetoma (Actinomycosis)