Vertebral Metastases vs. Hemangioma Hemangioma of spine It is a benign condition. Commonly incidental The common sites of involvement are lower thoracic and upper lumbar vertebrae. It is usually asymptomatic and is more frequently seen in women. Appearance of Hemangioma in MRI Bright on T1 and T2 (but dark with fat suppression) Enhancement variable

Metastases It is a pathogenic agent's spread from an initial or primary site to a different or secondary site within the host's body, yet is typically spoken of as such spread by a cancerous tumor. The newly pathological sites, then, are metastases Appearance of Metastases in MRI Dark on T1, Bright on T2 (even with fat suppression)

Vertebral Hemangiomas

Extradural: Vertebral Metastases Diffusely T1-hypointense marrow signal may represent widespread vertebral metastases as in this patient with prostate Ca This can also be seen in the setting of anemia, myeloproliferative disease, and various other chronic disease states

Extradural: Vertebral Metastases

Extradural: Epidural Abscess

Extradural: Nerve Sheath Tumor (Schwannoma) appearance

Intradural Extramedullary: Meningioma

Intradural Extramedullary: “Drop Mets” T2 T1 T1+C