Diffuse gyriform meningeal enhancement

May Be Caused by

Dural sinus thrombosis

Langerhans cell histiocytosis

Leptomeningeal fibrosis

Leukemia

Lymphoma

Meningeal carcinomatosis

Meningioma

Meningitis

Parasitic

Primary CNS tumor spread

Primary leptomeningeal glioblastomatosis

Primary meningeal tumor

Rheumatoid pachymeningitis

Sarcoidosis

Sarcoma

Subarachnoid hemorrhage