Is squamous cell carcinoma related to ultraviolet radiation?

Aug 11, 2025 Source: Cainiu Health

Dr. Yang Ziqi

Introduction

In general, squamous cell carcinoma is associated with ultraviolet radiation to some extent, and long-term excessive exposure to ultraviolet light is one of the important factors that can trigger certain cases of squamous cell carcinoma. In daily life, to reduce the related risks, it is important to take sun protection measures, such as applying sunscreen when going outdoors, wearing protective clothing and hats, and avoiding prolonged outdoor activities during peak UV radiation times.

Generally, squamous cell carcinoma is associated with ultraviolet radiation, and long-term excessive exposure to ultraviolet light is one of the important factors that can trigger certain cases of squamous cell carcinoma. A detailed analysis is as follows:

Squamous cell carcinoma is a common type of skin malignancy, and the skin is the part directly exposed to ultraviolet radiation. UVA and UVB rays in ultraviolet light can damage the DNA of skin cells. Long-term and repeated damage can increase the risk of cellular mutations, which may subsequently trigger squamous cell carcinoma. People who work outdoors for extended periods and do not take sun protection measures are at a relatively higher risk of developing this condition.

However, not all squamous cell carcinomas are related to ultraviolet exposure. Its occurrence may also be associated with other factors such as prolonged contact with chemical substances, chronic inflammation and low immune function. Nevertheless, among the causes of skin squamous cell carcinoma, ultraviolet exposure is a widely recognized significant contributing factor.

In daily life, to reduce related risks, it is important to take sun protection measures, such as applying sunscreen when going outdoors, wearing sun-protective clothing and hats, and avoiding prolonged outdoor activities during peak ultraviolet radiation periods.

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