What Causes Sore Glands in the Left Side of the Neck That Hurt to Touch?

By Staff WriterLast Updated Apr 14, 2020 7:15:50 PM ET

Painful, swollen lymph nodes can have many causes, including various types of bacterial infections, viral infections, disorders of the immune system and several types of cancers, suggests WebMD. To determine the cause of painful lymph nodes, doctors must assess a patient's other symptoms.

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