Skin cancer can appear as hardened protrusions, lip discoloration, flaking skin or atypical moles that exhibit irregular borders and color variations, notes WebMD. Skin cancer develops in many forms according to its orig... More » Health Conditions & Diseases Cancer

WebMD has an image slide show depicting precancerous skin lesions and skin cancer conditions. Information about various types of skin cancers and methods of recognizing them accompanies these pictures. More » Health Conditions & Diseases Cancer

Each type of skin cancer can take on several different appearances, making comparisons with pictures of diagnosed skin cancer an inefficient method of determining whether a particular skin mole or abnormality is cancerou... More » Health Conditions & Diseases Cancer

Melanomas present on the skin with brownish spots, irregular lesions or moles that change color and size, according to the Mayo Clinic. Melanomas are the most dangerous form of skin cancer, and the University of North Ca... More » Health Conditions & Diseases Cancer

Typical symptoms of lip cancer include lumps, discoloration on the lips, or a lip sore that does not heal, according to Healthgrades. A bleeding lip, thickened part of the lip, or a numb, tingling or painful sensation in... More » Health Conditions & Diseases Cancer

Skin cancers such as basal cell carcinoma and squamous cell carcinoma can present in multiple skin lesions that cause pain and itching, according to WebMD. Melanoma skin cancers are not as common as carcinomas and do not... More »

Melanoma skin lesions may cause itching and are typically brown, black or tan in color with irregular borders, according to the American Society of Clinical Oncology. The lesions may also bleed or weep liquid, but they t... More » Health Conditions & Diseases Cancer