Transvaginal ultrasounds involve a slender probe that's inserted into the vagina. The procedure can be uncomfortable but probably no worse than a pap smear. People who are pregnant or have a condition ...

Virginia's ultrasound bill drew national attention for requiring a type of scan some call invasive. But North Carolina's law effectively requires the same thing in many cases. State lawmakers in ...

In the early to mid 1950s John Wild and John Reid were working on portable items that could be attached to and used with a larger clinical display unit and power source, not collected here. These ...