Pulmonary Sulcus Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A neoplasm originating from the apical lung. Most superior sulcus neoplasms are bronchogenic carcinomas. This tumor may be associated with Pancoast syndrome. It is also known as Pancoast tumor.

**Synonyms:** - Pulmonary Sulcus Tumor - pulmonary sulcus tumor