Don't gamble with medical record numbers. Each label lists the patient's name, the medical record number, the tests to be performed, the type of container required, any special instructions, and the bar code that identifies the specimen.
Mediastinoscopy is a surgical procedure to look at the inside of the upper chest between and in front of the lungs (mediastinum). During a mediastinoscopy, a small cut (incision) is made in the neck just above the breastbone or on the left side of the chest next to the breastbone. Then a thin scope (mediastinoscope) is inserted through the opening.
Noun. 1. mediastinum-the part of the thoracic cavity between the lungs that contains the heart and aorta and esophagus and trachea and thymus. bodily cavity, cavum, cavity - (anatomy) a natural hollow or sinus within the body.. the area in the chest that lies between the lungs, is bounded by the sternum, the spinal column, and the diaphragm, and contains the heart, esophagus, trachea, and other thoracic structures. mediastÄ«nus middle class, derivative of Latin medius mid 1 ].