Oligodendroglioma MRI: Difference between revisions
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Image:Oligodendroglioma axial FLAIR.jpg|MRI axial FLAIR showing a relatively well circumscribed mass involving the temporal lobe and insular cortex, without convincing enhancement, and minimal restricted diffusion.<ref name=MRIradio1>Image courtesy of Dr. Frank Gaillard. Radiopaedia (original file [http://radiopaedia.org/cases/oligodendroglioma-9 here]). Creative Commons BY-SA-NC</ref> | Image:Oligodendroglioma axial FLAIR.jpg|MRI axial FLAIR showing a relatively well circumscribed mass involving the temporal lobe and insular cortex, without convincing enhancement, and minimal restricted diffusion.<ref name=MRIradio1>Image courtesy of Dr. Frank Gaillard. Radiopaedia (original file [http://radiopaedia.org/cases/oligodendroglioma-9 here]). Creative Commons BY-SA-NC</ref> | ||
Image:Anaplastic oligoastrocytoma MRI T1.jpg|MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hypointense on T1 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.<ref name=MRIradio2>Image courtesy of Dr. Frank Gaillard. Radiopaedia (original file [http://radiopaedia.org/cases/anaplastic-oligoastrocytoma here]). Creative Commons BY-SA-NC</ref> | Image:Anaplastic oligoastrocytoma MRI T1.jpg|MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hypointense on T1 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.<ref name=MRIradio2>Image courtesy of Dr. Frank Gaillard. Radiopaedia (original file [http://radiopaedia.org/cases/anaplastic-oligoastrocytoma here]). Creative Commons BY-SA-NC</ref> | ||
Image:Anaplastic oligoastrocytoma MRI T2.jpg|MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hyperintense on T2 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.<ref name=MRIradio2>Image courtesy of Dr. Frank Gaillard. Radiopaedia (original file [http://radiopaedia.org/cases/anaplastic-oligoastrocytoma here]). Creative Commons BY-SA-NC</ref> | Image:Anaplastic oligoastrocytoma MRI T2.jpg|MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hyperintense on T2 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.<ref name=MRIradio2>Image courtesy of Dr. Frank Gaillard. Radiopaedia (original file [http://radiopaedia.org/cases/anaplastic-oligoastrocytoma here]). Creative Commons BY-SA-NC</ref> | ||
Image:Oligodendroglioma - anaplastic - haemorrhagic MRI axial DWI.jpg|A left frontal lobe mass with central haemorrhagic component is present (intrinsic high T1, low T2) with a peripheral region of enhancement and high T2 signal. Some of the enhancement may be in reaction to the haemorrhage, depending on the time course.<ref name=Radiopaedia>Image courtesy of Dr. Henry Knipe and Dr. Frank Gaillard et al. Radiopaedia (original file [http://radiopaedia.org/articles/oligodendroglioma here]). Creative Commons BY-SA-NC</ref> | |||
Revision as of 17:17, 8 October 2015
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Oligodendroglioma Microchapters |
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Diagnosis |
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Treatment |
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Case Studies |
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Oligodendroglioma MRI On the Web |
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American Roentgen Ray Society Images of Oligodendroglioma MRI |
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]Associate Editor(s)-in-Chief: Sujit Routray, M.D. [2]
Overview
MRI
Gallery
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![MRI axial FLAIR showing a relatively well circumscribed mass involving the temporal lobe and insular cortex, without convincing enhancement, and minimal restricted diffusion.[1]](/images/0/0f/Oligodendroglioma_axial_FLAIR.jpg)
MRI axial FLAIR showing a relatively well circumscribed mass involving the temporal lobe and insular cortex, without convincing enhancement, and minimal restricted diffusion.[1] -
![MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hypointense on T1 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.[2]](/images/9/97/Anaplastic_oligoastrocytoma_MRI_T1.jpg)
MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hypointense on T1 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.[2] -
![MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hyperintense on T2 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.[2]](/images/2/25/Anaplastic_oligoastrocytoma_MRI_T2.jpg)
MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hyperintense on T2 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.[2] -
![A left frontal lobe mass with central haemorrhagic component is present (intrinsic high T1, low T2) with a peripheral region of enhancement and high T2 signal. Some of the enhancement may be in reaction to the haemorrhage, depending on the time course.[3]](/images/b/ba/Oligodendroglioma_-_anaplastic_-_haemorrhagic_MRI_axial_DWI.jpg)
A left frontal lobe mass with central haemorrhagic component is present (intrinsic high T1, low T2) with a peripheral region of enhancement and high T2 signal. Some of the enhancement may be in reaction to the haemorrhage, depending on the time course.[3]
![MRI axial FLAIR showing a relatively well circumscribed mass involving the temporal lobe and insular cortex, without convincing enhancement, and minimal restricted diffusion.[1]](/index.php/File:Oligodendroglioma_axial_FLAIR.jpg)
![MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hypointense on T1 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.[2]](/index.php/File:Anaplastic_oligoastrocytoma_MRI_T1.jpg)
![MRI including post contrast sequences demonstrates a large mass involving the majority of the left frontal lobe, which exerts significant mass effect resulting in midline shift and effacement of the frontal horn of the lateral ventricle. The mass is heterogeneous, but predominantly hyperintense on T2 with a surrounding mantle of tumor edema. Following contrast there is heterogeneous moderate enhancement.[2]](/index.php/File:Anaplastic_oligoastrocytoma_MRI_T2.jpg)
![A left frontal lobe mass with central haemorrhagic component is present (intrinsic high T1, low T2) with a peripheral region of enhancement and high T2 signal. Some of the enhancement may be in reaction to the haemorrhage, depending on the time course.[3]](/index.php/File:Oligodendroglioma_-_anaplastic_-_haemorrhagic_MRI_axial_DWI.jpg)
References
- ↑ Image courtesy of Dr. Frank Gaillard. Radiopaedia (original file here). Creative Commons BY-SA-NC
- ↑ 2.0 2.1 Image courtesy of Dr. Frank Gaillard. Radiopaedia (original file here). Creative Commons BY-SA-NC
- ↑ Image courtesy of Dr. Henry Knipe and Dr. Frank Gaillard et al. Radiopaedia (original file here). Creative Commons BY-SA-NC