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.
an ectodermal thickening at the end of each limb bud in the developing embryo; of critical importance in the initiation of limb segments. apical halo. a radiological feature of apical abscesses in which the surrounding alveolar bone becomes radiolucent.