Imaging Diagnosis of Cranial Extradural Empyema / 实用放射学杂志

Objective To evaluate CT and MRI for the diagnosis of cranial extradural empyema.Methods The imaging features in 4 patients with cranial extradural empyema were analyzed.Results 2 cases in frontal,1 case in frontalparietal,1 case in posterier cranial fossa,in this series of 4 cranial extradural empyemas was found homogenous enhancement of dural,and thickened meninges surrounding the empyema.In the series of 1 case show bony thickening and thin.Conclusion The CT and MR of cranial extradural empyema can well demonstrate the morphological and pathological evidence of ivolved menings.Therefore,CT and MR is the most diagnostic value in cranial extradural empyema.