Which skin cancer is the most common and usually appears as a new growth or sore that doesn’t heal?

• A. Melanoma
• B. Squamous cell carcinoma
• C. Basal cell carcinoma
• D. Carcinoma in situ

Answer: (C)

Basal cell carcinoma is indeed the most common type of skin cancer, accounting for a significant percentage of skin cancer cases. It typically manifests as a new growth or a sore that does not heal, which is a characteristic feature that patients and clinicians may observe. This type of cancer arises from the basal cells in the epidermis, the outermost layer of the skin, and is usually slow-growing.

Unlike melanoma, which originates from melanocytes and can be more aggressive, basal cell carcinoma generally does not spread to other parts of the body. Early detection and treatment usually lead to a good prognosis. The appearance of a sore that fails to heal or a waxy bump can be indicative of this type of cancer, emphasizing the importance of monitoring changes in the skin.

Understanding these key characteristics of basal cell carcinoma helps in recognizing the need for medical evaluation and underscores the importance of regular skin checks, especially for individuals at higher risk.