I have a raised red bump on top of left breast and it's not red anywhere else and i have a oval lump in the same breast but that is going away i'm terrified of inflammatory breast cancer i'm 19 years old?

The best solution to worrisome situation is gather together correct knowledge. Breast Cancer is highly unlikely at your age, it starts occurring , in rare situations, in mid 20s. You have a choice of either obtain medical examination by your family doctor. otherwise have your mother or sister to measure the size(Photograph) and see if it increases in size over 1-2 month period of time. Then see MD