Summary of serial cases

No.Longest Width, Height of An. (mm)Neck, (mm)Size of Luna, (mm)Early Intra-Aneurysmal FlowFollow-Up (mo)Findings on Final AngiogramGross FindingsMicroscopic Findings of Aneurysmal DomeMicroscopic Findings of Neck
13.6 × 9.62.35.5MD1NOMembranous tissueLoose connective tissueThick neointima
23.5 × 11.83.07.5CA1COSmall empty cavityLoose connective tissueNo neointima
33.6 × 6.71.66CA1COMembranous tissueLoose connective tissueThin neointima
44.3 × 7.62.06CA1COMembranous tissueLoose connective tissue with unorganized thrombusThick neointima
53.1 × 8.52.56CA3COMembranous tissueLoose connective tissueThick neointima
63.8 × 9.72.56CA3COMembranous tissueLoose connective tissueThin neointima
73.2 × 8.42.46CA3COMembranous tissueLoose connective tissueThin neointima
83.2 × 12.83.68CA3COMembranous tissueLoose connective tissueThin neointima
93.5 × 9.53.26CA3COMembranous tissueLoose connective tissueThick neointima
103.2 × 7.21.56CA3COMembranous tissueLoose connective tissueThin neointima
114.3 × 12.32.56.5MD3NOMembranous tissueLoose connective tissueThin neointima
123.6 × 132.96.5CA3COMembranous tissueLoose connective tissueThin neointima