Review of imaging modalities and radiological findings of calvarial lesions

Figure 10  Leptomeningeal cyst in twenty years old female patient who underwent imaging due to a history of trauma at the age of one year. A: Axial computed tomography on the bone window shows expansion and fluid values (arrows) in the left occipital bone; B: On axial T1-weighted image; C: On axial T2-weighted image; D: Sagittal T2-weighted image shows an isointense leptomeningeal cyst (arrows) with cerebrospinal fluid extending into the left occipital bone and expanding the bone.