What are the symptoms of Parathyroid Cancer ?
Signs and symptoms of parathyroid cancer include weakness, feeling tired, and a lump in the neck. Most parathyroid cancer signs and symptoms are caused by the hypercalcemia that develops. Signs and symptoms of hypercalcemia include the following:         -  Weakness.    - Feeling very tired.    -  Nausea and vomiting.    - Loss of appetite.    - Weight loss for no known reason.    - Being much more thirsty than usual.    -  Urinating much more than usual.    -  Constipation.    - Trouble thinking clearly.        Other signs and symptoms of parathyroid cancer include the following:         - Pain in the abdomen, side, or back that doesn't go away.    - Pain in the bones.    - A broken bone.    - A lump in the neck.    - Change in voice such as hoarseness.    - Trouble swallowing.        Other conditions may cause the same signs and symptoms as parathyroid cancer. Check with your doctor if you have any of these problems.