Which of the following is NOT a typical feature of a benign breast mass?

When assessing the spine of a neonatal infant, what level should the normal conus medullaris extend to?

What is the structure labeled “E”?

Why is ultrasound used in conjunction with mammography?

What does this image of a neonatal spine demonstrate?

Which of the following is produced by the parathyroid glands?

This patient presented with difficulty lifting his arm above his head and pain in his shoulder. These ultrasound images were obtained. What pathology is being demonstrated by these images?

Identify structure number 2.

Indicate what is being identified by the yellow arrow.

This image was taken during a thyroid ultrasound.  This patient has a history of hypercalcemia. What is most likely demonstated at the yellow arrow?