what are the symptoms of salivary gland cancer
Signs and symptoms of salivary gland cancer may include: 1  A lump or swelling on or near your jaw or in your neck or mouth. 2  Numbness in part of your face.3  Muscle weakness on one side of your face.4  Persistent pain in the area of a salivary gland. 5  Difficulty swallowing.6  Trouble opening your mouth widely.igns and symptoms of salivary gland cancer may include: 1  A lump or swelling on or near your jaw or in your neck or mouth. 2  Numbness in part of your face.