Is a pericardiocentesis done by ultrasound?

It's done by needle. It's done with a needle. Echocardiography is done before and after to see the fluid in the pericardial sack, so i guess you could call it ultrasound guided.
Yes. We use echocardiogram to guide pericardiocentisis!

Related Questions

What is the definition or description of: ultrasound-guided pericardiocentesis?

Drainage. It refers to using ultrasound to assist in directing placement of a needle into the pericardial cavity for drainage of fluid. Read more...
Pericardial effusion. Pericardial effusion is a collection of fluid around heart within a structure that surrounds the heart called the pericardium. Fluid may collect in this space for many reasons. Ultrasound allows you to put needle in the space and perfor diagnostic tap of fluid to make diagnosis via pathology. Additionally may be therepeutic to reduce pressure. Although more common to do pericardial window to drain. Read more...