Malignant Orbital Neoplasm

**Semantic type:** Neoplastic Process

**Definition:** A primary or metastatic malignant neoplasm that affects the orbital structures.

**Synonyms:** - Malignant Neoplasm of Orbit - Malignant Neoplasm of the Orbit - Malignant Orbit Neoplasm - Malignant Orbit Neoplasm - Malignant Orbit Tumor - Malignant Orbital Tumor - Malignant Tumor of Orbit - Malignant Tumor of the Orbit - Malignant neoplasm of unspecified orbit