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.
with reference to a skeletal muscle, the site of its attachment to bone which during its contraction is relatively mobile, compared to the site of its origin. For example, in elbow flexion contraction of the biceps moves the forearm (site of insertion) rather than the scapula (site of origin above the shoulder joint).. the act of implanting, or condition of being implanted. 2. the site of attachment, as of a muscle to the bone that it moves. insertion sequence (IS). see transposable genetic elements. velamentous insertion. attachment to a membrane, such as the umbilical cord to the fetal membranes.