From Wikipedia, the free encyclopedia. A subsidiary right (also called a subright or sub-lease) is the right to produce or publish a product in different formats based on the original material.
pigeon chest pectus carinatum. chest tube a tube inserted into the thoracic cavity for the purpose of removing air or fluid, or both. Chest tubes are attached to a closed drainage system (see illustration) so that normal pressures within the alveoli and the pleural cavity can be restored.
1 Posterior Mediastinal Tumor The mediastinum is a space in the chest that is divided into different sections, where tumors can occur. 2  In this video, the first x-ray image shows this abnormal growth in the back of the chest (posterior mediastinum).