Enlarged glands in the neck typically result from infection, inflammation, or other medical conditions affecting the lymphatic system. These glands, known as lymph nodes, act as filters for harmful substances.
Lymph nodes contain immune cells that trap and destroy viruses, bacteria, and other invaders. When fighting an infection, nodes swell as they produce more infection-fighting cells. This temporary enlargement usually resolves within a few weeks.
The most common causes of enlarged neck glands include:
Consult a doctor if swollen glands persist beyond two weeks, grow rapidly, or exceed 2 cm. Other concerning signs include:
Most cases of enlarged neck glands resolve without treatment. However, persistent swelling warrants medical evaluation to rule out serious conditions. Early diagnosis improves treatment outcomes for underlying causes.