PMC7691000_01
Axial T2-weighted view showing the big temporobasal arachnoid cyst communicating with the basal cisterns (Galassi II).
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fig1
A neurologist reviewed the patient's MRI scan in which porencephalic and arachnoid cysts were evident (Figures 1-3).
Coronal T2-weighted view showing the fronto-opercular porencephalic cyst with CSF inside.
CRIOG2020-8885114.002.jpg
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fig2
A neurologist reviewed the patient's MRI scan in which porencephalic and arachnoid cysts were evident (Figures 1-3).
Coronal T1-weighted view showing the communication between the arachnoid cyst and the porencephalic cyst trough the Sylvian fissure, which makes this combination of conditions unique and characteristic.
CRIOG2020-8885114.003.jpg
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fig3
A neurologist reviewed the patient's MRI scan in which porencephalic and arachnoid cysts were evident (Figures 1-3).