You or your child may notice a lump on your child’s neck. You may only be able to feel it, but sometimes you can see it too. If it isn't painful, it usually goes away quickly, even before you see a doctor.
The most common cause of neck lumps is:
Lymph nodes are small clumps of tissue that are part of the lymphatic system and help fight off infections. You usually don’t notice lymph nodes unless they’re swollen. People sometimes call these "swollen glands," but lymph nodes aren't glands.
Common causes of swollen lymph nodes include:
Less common causes of neck lumps are:
If your child has had a neck lump for several weeks, your child's doctor may:
If these tests don't give a clear answer, doctors may:
A biopsy involves removing a small piece of tissue with a needle. Doctors then look at the tissue under a microscope.