Image Quality Assessment for Screening and Diagnostic Mammography

Inclusion Criteria: 1. Are women aged 40 years or older (≥40 years old); 2. Have had a FFDM (Full Field Digital Mammography) or DBT (Digital Breast Tomosynthesis) breast imaging exam within 30 days prior to enrollment; 3. Have breast sizes compatible with the dimensions of a 24x29 cm image detector without anatomical cut-off; 4. Are able to walk without assistive devices; 5. Are sterile; post-menopausal; or if of childbearing potential, have a negative pregnancy test or is willing to provide urine sample to confirm no pregnancy, within 30 days of imaging exam; and 6. Are willing to provide written informed consent to participate. Exclusion Criteria: 1. Have been previously included in this study or are participating in another trial expected to interfere with study procedures or outcomes; 2. Have a history of breast biopsy, lumpectomy or mastectomy, or reconstruction on either breast; 3. Are currently lactating; 4. Are currently undergoing radiotherapy or chemotherapy , or have a history of prior radiotherapy treatment on either breast; or 5. If enrolled to the DBT (Digital Breast Tomosynthesis) cohort, have breast implants (breast implants are not exclusionary in the FFDM (Full Field Digital Mammography) cohort).