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.
Foraminal Narrowing Definition. Sections. A reduction in the space available for nerve roots to exit the spinal canal is the definition of foraminal narrowing. Pairs of nerve roots branch off the spinal cord at every vertebral level through openings called intervertebral foramina (singular: foramen).