Review of imaging modalities and radiological findings of calvarial lesions

Figure 16  Acromegaly in thirty-two years old male patient who underwent imaging for gigantism. A: Plain radiography shows thickening of all calvarial bones and expansion of the sella cavity; B: Axial computed tomography on the bone window shows thickening of all calvarial bones; C: Sagittal computed tomography on the bone window shows expansion of the sella cavity; D: Coronal contrast enhanced T1-weighted image shows contrast enhancement macroadenoma (arrows) with smooth lobulated contour completely filling and enlarging the sella cavity, obliterating the suprasellar cistern and compressing the optic chiasm.