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.
deep venous thrombosis (DVT) venous thrombosis of one or more of the deep veins of the lower limb, characterized by swelling, warmth, and erythema; it is frequently a precursor of a pulmonary embolism. See also thrombosis.venous thrombosis phlebothrombosis.eep venous thrombosis (DVT) venous thrombosis of one or more of the deep veins of the lower limb, characterized by swelling, warmth, and erythema; it is frequently a precursor of a pulmonary embolism. See also thrombosis. venous thrombosis phlebothrombosis.