You should be able to return to regular activities within a few hours. Factors affecting results Accurate selection of the biopsy site. The doctor observes the structures in the mediastinum. The biopsy sample removed during the procedure is examined under a microscope and provides additional information. A diagnosis may be suggested by the appearance of the mediastinum.
Confirmation needs to be made pathologically.
Biopsy material may also be sent for culture. The test allows the doctor to make definitive diagnosis of several disorders of the lung and chest. It requires hospitalization. If a diagnosis is made by mediastinoscopy, decisions about treatment can be made. If a diagnosis is not made, further evaluation may be necessary, perhaps with other surgical biopsies.