Lymph Nodes. A rounded mass of lymphatic tissue that is surrounded by a capsule of connective tissue. Lymph nodes filter lymph (lymphatic fluid), and they store lymphocytes (white blood cells).They are located along lymphatic vessels.Also called lymph gland.ymph Nodes. A rounded mass of lymphatic tissue that is surrounded by a capsule of connective tissue. Lymph nodes filter lymph (lymphatic fluid), and they store lymphocytes (white blood cells).
Staying away from these foods is the best way to avoid a reaction. Your childâs doctor may suggest other steps to prevent a reaction. If your child has any food allergy symptoms, see your childâs doctor or allergist. Only a doctor can properly diagnose whether your child has an IgE- or non-IgE food allergy.
Diagnosis & Testing. Suspected food allergies should always be evaluated, diagnosed, and treated by a qualified medical professional, such as a board-certified allergist. Your primary care provider may refer you to an allergist. You may also search the physician directory maintained by the American Academy of Allergy, Asthma & Immunology.