Which is the most significant factor for the development of squamous cell carcinoma?

Question

Quizplus · Accepted Answer

The most significant risk factor for the development of squamous cell carcinoma is tobacco, including cigar, pipe, and cigarette smoking. Sun exposure is a risk factor for the development of basal cell carcinoma. The majority of cases occur in patients over the age of 40, which is a young population. Chronic irritants, such as an ill-fitting denture, are not initiating factors in the development of squamous cell carcinoma.

Which Is the Most Significant Factor for the Development of Squamous