Mediastinal tumors are masses of cells that appear in the space between your lungs, called the mediastinum. These tumors may be cancer, but they’re usually benign.

The mediastinum (from Medieval Latin: mediastinus, lit. 'midway'; [2]pl.: mediastina) is the central compartment of the thoracic cavity.

What is the Mediastinum? The mediastinum is an anatomic space occupying the cavities that exist between the lungs and the chest. The top of the mediastinum has discrete boundaries which are …

Sep 17, 2024 · A mediastinal tumor is a growth that occurs in the space inside the chest, near organs such as the heart and lungs. Some of these tumors may cause symptoms, but some may not.

Nov 3, 2023 · The mediastinum, or mediastinal cavity, is a visceral compartment of the thoracic cavity. It completely separates the two pleural cavities by being placed longitudinally between them in a …

Learn more about the symptoms, causes and non-surgical and surgical treatments of mediastinal masses at MedStar Health. Make an appointment with a specialist today.

Jan 7, 2026 · The term mediastinal means “pertaining to the mediastinum,” a central, mobile compartment located within the chest cavity. This anatomical space resides between the two lungs …

Mediastinal tumors are benign or cancerous growths that form in the mediastinum; that is, the area in the middle of the chest between the sternum (breastbone) and spinal column.

A mediastinal mass may signal a benign condition or a serious illness. Understanding its causes, symptoms, and surgical options is key to timely and effective care.

Mediastinal diseases are conditions that arise from tissues in this cavity. They include cancerous tumors (thymomas, lymphomas, germ cell tumors, carcinoids) and noncancerous tumors (lipoma, teratoma), …