May Cause

Hydromyelia

Intraventricular signal void

Large head in infant

Syringomyelia

May Be Caused by

Benign external hydrocephalus

Cortical venous thrombosis

Dural sinus thrombosis

Leptomeningeal carcinomatosis

Leukemia

Lymphoma

Medulloblastoma

Meningitis

Metastatic breast carcinoma

Normal pressure hydrocephalus

Subarachnoid hemorrhage