title: Ultrasound localization of occult breast lesions.
abstract: High-resolution real-time ultrasound with either a 7.5- or 10-MHz transducer was used to localize 7/9 nonpalpable breast masses previously detected by mammography and to determine where the biopsy needle should be inserted.
mesh_terms: D001707:Biopsy, Needle; D001943:Breast Neoplasms / Q000175:diagnosis*; D005260:Female; D006801:Humans; D008327:Mammography; D014463:Ultrasonography