my sister has a throat problem,its about 11 years now ,she consulted several doctors but she is not ok she was scaned but nothing is seen and she feels pain ,sometimes it swells like a lemon,it bleeds even her breasts sometimes bleeds.she did tonsils and sinuses operation. but she is not yet better.what can you advice her about it? she is 38 years,height 5ft,weight 74kg.