Squamous cell carcinoma is a non melanoma skin cancer ... but they are more common on sun exposed sites such as the head, ...

Squamous cell carcinoma. About 20% of malignant skin growths ... Located on the lip or ear Come back after treatment Located at the site of a burn Deeply invasive‌ Malignant melanoma.

Patients with primary Merkel cell carcinoma are at an increased risk of developing a secondary skin cancer vs other malignancies.