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.
DIFFERENTIAL DIAGNOSIS. Velamentous and marginal cord insertion may be difficult to differentiate as the vessels in a velamentous cord lacking Wharton's jelly are smaller and thinner than normal umbilical vessels making them more difficult to identify using gray-scale imaging alone (5).