Fig. 2

A, B Axial and coronal MDCT 3D images showing fusiform dissecting aneurysm at the PCA. C, D DSA, AP, lateral images obtained via left vertebral A injection showing large dissecting fusiform aneurysm involving the PCA. E Aneurysmal packing with neck protection using Eclipse 4 × 20 mm. F, G AP, lateral DSA images with partial aneurysmal neck packing, protecting the thalamoperforators. H Axial FLAIR,MRI demonstrating left thalamic infarction, presented clinically with ataxia and right side weakness. The patient's mRS score improved to 1, at 3 months