A subsegmental pulmonary embolism is a blood clot located on a distal, or distant and less central, branch of the pulmonary arteries. Treatment can depend on symptoms and risk factors. A subsegmental ...

Pulmonary lymphoma is a rare cancer in which lymphoma cells affect your lungs. It can start inside the lungs (primary) or elsewhere in the body and spread to the lungs (secondary). Lymphoma occurs ...