food sticking in middle of chest,and discomfort behind right breast bone

Posted by haras

i have had food sticking in the middle of my chest for a few months,now i am getting a discomfort behind my right breast bone,i have been to the doctor who has said this could be a growth?i am worrying myself stupid..does he mean cancer?at the time i just couldn't ask.i have been told i need to have a camara down to investigate..what els could it be?