The possible causes of neck lumps are - Sialdenitis i.e. swelling of salivary glands - Enlarged lymph nodes caused by ear infections, strep throat, sinus infections, sinus infections, - Torticollis i.e. - Sebaceous cysts - Lipomas - Brancheal cleft cyst - Mumps - Thyroid diseases e.g. Goiter, thyroiditis - Cancer e.g. Thyroid cancer, Hodgkin lymphoma, throat cancer, breast cancer, skin cancer - Boils - Moles - Muscle knots