Malignant Superior Sulcus Neoplasm

**Semantic type:** Neoplastic Process

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

**Synonyms:** - Malignant Superior Sulcus Lung Neoplasm - Malignant Superior Sulcus Lung Tumor - Malignant Superior Sulcus Neoplasm of Lung - Malignant Superior Sulcus Neoplasm of the Lung - Malignant Superior Sulcus Tumor - Malignant Superior Sulcus Tumor of Lung - Malignant Superior Sulcus Tumor of the Lung - Pancoast Tumor - Pancoast tumor - Pancoast's Tumor