The gondola is a Venetian (that means âfrom Venice â) flat-bottomed boat that has been a traditional part of the cityâs canals for hundreds of years.Gondola drivers â called gondoliers â power the boats by hand, using long oars to row the boats along the canals.he gondola is a Venetian (that means âfrom Venice â) flat-bottomed boat that has been a traditional part of the cityâs canals for hundreds of years.
Practice Essentials. Pericardial effusion is the presence of an abnormal amount of fluid and/or an abnormal character to fluid in the pericardial space. It can be caused by a variety of local and systemic disorders, or it may be idiopathic. See the image below.
Definition: Pericardial Effusion. A pericardial effusion is the buildup of fluid within the pericardium, the layer of tissues that lines the heart. A pericardial effusion may develop slowly (chronic pericardial effusion) and cause few symptoms. If it develops rapidly (acute pericardial effusion), it causes life-threatening symptoms and is a medical emergency (cardiac tamponade).