Longitudinal (left, with electronic cursors) and transverse (right, with arrows) ultrasound images of the palpable breast mass showing a solid 2.5 cm long,

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Longitudinal (left, with electronic cursors) and transverse (right, with arrows) ultrasound images of the palpable breast mass showing a solid 2.5 cm long, ovoid mass with its long axis parallel to the chest wall. Longitudinal (left, with electronic cursors) and transverse (right, with arrows) ultrasound images of the palpable breast mass showing a solid 2.5 cm long, ovoid mass with its long axis parallel to the chest wall. Note the considerable posterior acoustic enhancement (arrowheads). M Goyal et al. Postgrad Med J 2001;77:473 Copyright © The Fellowship of Postgraduate Medicine. All rights reserved.