The site of the swollen lymph nodes may help identify the underlying cause. When bacteria, viruses, and abnormal or diseased cells pass through the lymph channels, they are stopped at the node. In general, these patients have eosinophilia due to parasitic infection. Autoimmune lymphocytic infiltration of the parotid gland and other salivary tissues, in conjunction with xerostomia and xerophthalmia, encompasses primary Sjogren's syndrome, and is more common in females. Goel A, Muzumdar D. Create a free personal account to download free article PDFs, sign up for alerts, customize your interests, and more. These lymph nodes are the glands in the upper neck which often become tender during a common sore throat Many of these lymph nodes are actually located on, within, and deep in the substance of the parotid gland, near the submandibular glands.
These tumors can occur at any age but are frequently seen in the second and third decade of life.
The basics - Assessing parotid swellings
When should I seek medical help? They also house infection-fighting cells. Sign in to customize your interests Sign in to your personal account. Open in a separate window. While this is most common in children, it can occur in adults. We explain the basics of impetigo, a highly contagious bacterial infection of the skin. This information is vital in helping your doctor determine the cause of your symptoms.