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 echo uses sound waves to create pictures of your heartâs chambers, valves, walls and the blood vessels (aorta, arteries, veins) attached to your heart. A probe called a transducer is passed over your chest. The probe produces sound waves that bounce off your heart and âechoâ back to the probe. These waves are changed into pictures viewed on a video monitor. An echo canât harm you. Why do people need an echo test? Your doctor may use an echo test to look at your heartâs structure and check how well your heart functions. The test helps your doctor find out: