 [ Symptoms ] what if i have diabetes and need an echocardiogram [ Disease ] hi this may be an enlarged lymph node or a lipoma sebaceous cysts which are sometimes firm and feel like a hard bone cancer to develop at this site is usually rare practically any lump can be a cancer but its unusual at her age to get cancer to confirm you can get n xraymri done and if needed get it removed and sent it for histopathology to confirm thanks