Pleomorphic Adenoma: Symptoms, Causes, Diagnosis, and Treatment Options
Pleomorphic adenoma is the most common type of tumor that develops in the salivary glands, especially in the parotid gland. Even though most of these tumors are benign (non-cancerous), they still require proper medical attention. If left untreated, they can grow larger and sometimes turn into cancer. What Is Pleomorphic Adenoma of the Parotid Gland? Pleomorphic adenoma of the parotid gland is a benign tumor that forms in the salivary glands. The parotid gland is the largest salivary gland and is located in front of the ear and near the jaw. The word “pleomorphic” means the tumor contains different types of cells. Because of this mixture of tissues, it is often called a benign mixed tumor of the salivary gland . About 85% of parotid tumors are benign , while around 15% are malignant (cancerous) . Pleomorphic adenoma is the most common benign tumor found in this gland. These tumors usually grow slowly and have clear borders. However, if they keep growing for man...