Magnetic Resonance-Guided Diagnosis of Spontaneous Intracranial Hypotension in a Middle-Aged Woman

Figure 1

(a) Sagittal T1-weighted MRI image demonstrating the sagging brain and downward displacement of the cerebellum, pituitary enlargement, closure of the midbrain-pons angle (white arrow), and flattening of the pons (black arrow). (b) Postcontrast sagittal T1 image demonstrating diffuse pachymeningeal enhancement, engorgement of dural venous sinuses (black arrow), and obliteration of the prepontine cistern (white arrow).

(a)

(b)