Lymphnodes are normal structures in our body. We have many lymphnodes in our neck. It is not always pathological. Lymph nodes are considered diseased only when they enlarge in size ( more than 2 cm) or they are nfected/ painful/ swollen.
Next Steps
A small lymph node in neck without any other symptoms is not a serious disease.
Health Tips
It is advised to have a USG neck done to know exact size, nature and location of the lymph node if it is persistent for months.