TUMOURS OF THE CONJUNCTIVA

Classification
Non-pigmented tumours
I. Congenital: dermoid and lipodermoid (choristomas).
II. Benign: simple granuloma, papilloma, adenoma, fibroma and angiomas.
III. Premalignant: intraepithelial epithelioma (Bowen's disease).
IV. Malignant: epithelioma or squamous cell carcinoma, basal cell carcinoma.

Pigmented tumours (discussed in upcoming post)
I. Benign: naevi or congenital moles.
II. Precancerous melanosis: superficial spreading melanoma and lentigo maligna (Hutchinson's freckle).
III. Malignant: primary