Understanding Facial Nerve Tumors: Causes, Symptoms, and Treatment Options
A facial nerve tumor is a growth that develops on or near the facial nerve, which controls the muscles of facial expression. These tumors can be benign (non-cancerous) or malignant (cancerous), and while they are rare, they can cause significant symptoms depending on their location and size. Causes and Risk Factors Facial nerve tumor often arise from the structures surrounding the facial nerve, including the parotid gland (salivary glands near the ear) or the inner ear. The exact cause of these tumors is unclear, though some may be linked to genetic conditions such as neurofibromatosis type II. Trauma or infections affecting the facial nerve can also contribute to the development of these tumors. Symptoms of Facial Nerve Tumors The most common symptoms of a facial nerve tumor are related to facial nerve dysfunction. These include: • Facial weakness or paralysis: Inability to move parts of the face, often affecting one side. • Facial asymmetry: Drooping of the mouth, eyelid, or eye...