Uneingeschränkter Zugang

A giant fourth-ventricular tuberculoma mimicking a primary posterior fossa tumor

   | 20. Aug. 2021

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Figure 1

Axial T2-weighted image shows a predominantly cystic mass located in the fourth ventricle.
Axial T2-weighted image shows a predominantly cystic mass located in the fourth ventricle.

Figure 2

Axial susceptibility-weighted image shows no calcification or hemosiderin inside the mass.
Axial susceptibility-weighted image shows no calcification or hemosiderin inside the mass.

Figure 3

Axial T1-weighted image with contrast agent reveals a giant ring-enhancing mass.
Axial T1-weighted image with contrast agent reveals a giant ring-enhancing mass.

Figure 4

Axial diffusion-weighted image (left panel) and apparent diffusion coefficient (ADC) map (right panel) of the intraventricular lesion (region of interest (ROI) central) and normal-appearing parenchyma (ROI left).
Axial diffusion-weighted image (left panel) and apparent diffusion coefficient (ADC) map (right panel) of the intraventricular lesion (region of interest (ROI) central) and normal-appearing parenchyma (ROI left).

Figure 5

Axial T1-perfusion image (upper left) and perfusion map (upper right) of the lesion (tumor) and normal-appearing parenchyma (reference). T1-perfusion parameters (lower left); and time–signal intensity curves for the tumor (blue) and the parenchyma (orange) (lower right).
Axial T1-perfusion image (upper left) and perfusion map (upper right) of the lesion (tumor) and normal-appearing parenchyma (reference). T1-perfusion parameters (lower left); and time–signal intensity curves for the tumor (blue) and the parenchyma (orange) (lower right).
eISSN:
1875-855X
Sprache:
Englisch
Zeitrahmen der Veröffentlichung:
6 Hefte pro Jahr
Fachgebiete der Zeitschrift:
Medizin, Gesundheitsfachberufe, Vorklinische Medizin, Grundlagenmedizin, andere, Klinische Medizin