Being exposed to radiation is a risk factor for breast cancer. The risk of breast cancer from radiation exposure is higher in women who received radiation before age 30 and at high doses. For women older than 40 years, the benefits of an annual screening mammogram may be greater than the risks from radiation exposure.RI is used as a screening test for women who have one or more of the following: 1  Certain gene changes, such as in the BRCA1 or BRCA2 genes. 2  A family history (first degree relative, such as a mother, daughter or sister) with breast cancer.
So, out walks Peter Cetera and in walks singer/songwriter and bass guitar player Jason Scheff, the son of Jerry Scheff, who was a bass guitar player for Elvis Presley. Jason Scheff has been with Chicago now for over 25 years.
A harpsichord is a keyboard instrument, similar to a piano, that  has an array of strings plucked by a device called a plectrum (or  pick), which is actuated by mechanisms â¦ attached to the keys.  Historically, plectrums were made of quill, but today they are  mostly made of plastic.