👉 Polysarcia is a type of cancer that occurs in the lining of the mouth, called the oral cavity. It can spread to other parts of the body and can be very serious if left untreated. Polysarcia is also known as oral squamous cell carcinoma (OSCC). The term "polysarcia" is derived from the Greek words polys (meaning many) and arcis (meaning opening, entrance), which refers to the multiple openings in the mouth where cancer cells