A book: for Cameron

A girl named Mitsy Johansson meets a boy named Cameron and they became friends for years .They start dating and Mitsy ends up pregnant . Later in life they get into two different universities Mitsy flies all the way back to America while Cameron is back in England . Cameron starts to have medical issues and something happens on his birthday while Mitsy is in her second quarter of the school year . She gets no work done at all and has a tremendous heart break the same thing happens to her and her child at the end.