RT Book, Section A1 Dolan, Brigid A1 Walsh, Judith A2 Papadakis, Maxine A. A2 McPhee, Stephen J. A2 Rabow, Michael W. A2 McQuaid, Kenneth R. SR Print(0) ID 1193123396 T1 The Palpable Breast Mass T2 Current Medical Diagnosis & Treatment 2023 YR 2023 FD 2023 PB McGraw-Hill Education PP New York, NY SN 9781264687343 LK accessmedicine.mhmedical.com/content.aspx?aid=1193123396 RD 2024/10/07 AB ESSENTIALS OF DIAGNOSISPrompt diagnostic imaging is essential in any woman with a palpable dominant breast mass, regardless of age.Ultrasound is the initial test of choice for women under the age of 30 years.Between the ages of 30 and 39 years, ultrasound is the preferred initial imaging modality, although diagnostic mammography or digital breast tomosynthesis may be considered in the setting of a concerning clinical examination or significant risk factors.For women over the age of 40 years, diagnostic mammography with or without ultrasonography or digital breast tomosynthesis are the preferred imaging modalities.