Cancer, certain viral or bacterial infections and autoimmune diseases may cause a lump on the back of the neck, notes Healthline. A neck lump may also occur due to an injury or torticollis. These factors result in the en... More »

Swollen lymph nodes commonly cause neck lumps in the glands of the neck, explains MedlinePlus. This is due to viral or bacterial infections, colds or sore throats, according to WebMD. Other causes of neck lumps include c... More »

Lymph glands, or lymph nodes, normally have a pea size, according to WebMD. These lumps of tissue consist of white blood cells and exist in various parts of the body. More »

The tender points associated with fibromyalgia are found on both sides of the back of the head, neck, upper chest and hips; at the top of each shoulder; and on each shoulder blade, explains Healthline. Outside of each el... More »

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MedlinePlus cites normal wear and tear on bone joints, viral or bacterial infections, injuries and autoimmune diseases as common causes of arthritis. Osteoarthritis is the most common type, and it is caused by joint wear... More »

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Symptoms of acute thyroiditis include rapid onset of tenderness and pain on one side of the neck, chills, fever and a movable lump on the neck, according to About.com. If a person experiences these symptoms, it is import... More »

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A throat nodule is a growth or lump that occurs in the thyroid gland in the front of the neck, according to WebMD. Throat nodules are usually not cancerous, and many do not need treatment. Thyroid nodules are common with... More »

www.reference.com Health Conditions & Diseases