What are histologic appearances of epithelial tumors?

Benign Papilloma (polypoid, exophytic, raspberry mucosa, skin or mucosa, viral origin (HPV), benign preserve architecture, basement membrane, no atypia but more mitosis, keratotic maturation normal) Condyloma (squamous mucosa, HPV, STD, genitals and anorectal, acuminates (cauliflower) squamous proliferation increase in CT volume and cytopathy, sometimes multiple, most are benign and no recurrence, some progress to squamous cell carcinoma in pancreas) Squamous cell carcinoma (in skin, buccopharynx, vagina, cervix, and metaplastic seen in bronchial squamous cell) Tumors related to squamous cell carcinoma (similar to epidermal basal layer, slow local evolution, never metastasis) Glandular epithelia tumors Undifferentiated carcinomas