Malignant Lung Hilum Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A malignant neoplasm that arises from the hilar region of the lung.

**Synonyms:** - Malignant Hilar Lung Neoplasm - Malignant Hilar Lung Tumor - Malignant Lung Hilum Tumor - Malignant Neoplasm of Lung Hilum - Malignant Neoplasm of the Lung Hilum - Malignant Tumor of Lung Hilum - Malignant Tumor of the Lung Hilum