Thoracic Cyst
Cysts are abnormal, closed sacs that contain fluid, gas or semi-fluid material. They can develop in various parts of the body. They can vary in size from very small to large and can be located within organs, tissues or bones.
Cysts can be either benign (non-cancerous) or malignant (cancerous). Most cysts are benign.Read more about Thoracic Cyst