PMC7406448_01
coronal MRI T1 inversion recovery showing a round cystic lesion of the right choroidal fissure compressing the hippocampus, hyposignal T1 (arrow)
PAMJ-36-120-g001.jpg
PMC7406448_01_PAMJ-36-120-g001.jpg
F1
The signal intensity of the cyst was hyposignal T1 (Figure 1), hypersignal T2 (Figure 2), no restriction of apparent diffusion coefficient (ADC), identical to that of the cerebrospinal fluid (CSF). There was no peripheral contrast enhancement or surrounding edema (Figure 3).
coronal MRI T2: same lesion, hypersignal T2 (arrow)
PAMJ-36-120-g002.jpg
PMC7406448_01_PAMJ-36-120-g002.jpg
F2
The signal intensity of the cyst was hyposignal T1 (Figure 1), hypersignal T2 (Figure 2), no restriction of apparent diffusion coefficient (ADC), identical to that of the cerebrospinal fluid (CSF). There was no peripheral contrast enhancement or surrounding edema (Figure 3).
axial MRI T1 after injection of gadolinium: cystic lesion without peripheral enhancement (arrow)
PAMJ-36-120-g003.jpg
PMC7406448_01_PAMJ-36-120-g003.jpg
F3
The signal intensity of the cyst was hyposignal T1 (Figure 1), hypersignal T2 (Figure 2), no restriction of apparent diffusion coefficient (ADC), identical to that of the cerebrospinal fluid (CSF). There was no peripheral contrast enhancement or surrounding edema (Figure 3).