Signs and symptoms of an effusion vary depending on the underlying disease, but dyspnea, cough, and pleuritic chest pain are common. Chest examination of a patient with pleural effusion is notable for dullness to percussion, decreased or absent tactile fremitus, decreased breath sounds, and no voice transmission.
Medical Definition of velamentous insertion. : attachment of the umbilical cord to the chorion beyond the margin of the placenta.
insertion of a hollow needle or similar instrument into the pleural cavity of the chest in order to drain pleural fluid. thoracentesis. 1. n. Paracentesis of the pleural cavity.