Locale. In computing, a locale is a set of parameters that defines the user's language, country and any special variant preferences that the user wants to see in their user interface.
1 Heart defects. 2  Many heart defects can be detected with an echocardiogram, including problems with the heart chambers, abnormal connections between the heart and major blood vessels, and complex heart defects that are present at birth. 3  Echocardiograms can even be used to monitor a baby's heart development before birth.
An echocardiogram is a test that uses high-frequency. sound waves (ultrasound) to check your heart. The sound. waves bounce (or âechoâ) off structures in your heart, and. the echoes are shown as images on a monitor. A stress echocardiogram compares your heart when it is at. rest and when it is working hard.