Atrial septal defect Reference Libraries
An echocardiogram is a test that, much like an ultrasound, uses sound waves to create a moving image of the heart. The most common type of echocardiogram is performed transthoracic, meaning the image is taken through a probe against the chest. A TTE does not involve radiation and is a very safe procedure. A cardiac sonographer will put a gel on the patient's chest and move the transducer around...
- Boughs or branches.
- Warbling of birds in trees.