Arteria pericallosa posterior
![](https://pacs.de/sites/default/files/pictures/thumbs/data.pacs.de/1/2/1/6/5/2/8019c68da65f4f11baf7f53c6da143_big_gallery_thumb.jpg)
Lesions of
the corpus callosum • Splenium of corpus callosum acute infarction: posterior pericallosal artery territory - Ganzer Fall bei Radiopaedia
Splenial artery or posterior pericallosal artery arises most commonly from the parieto-occipital branch of the PCA. It represents an important collateral supply from the posterior to anterior cerebral arteries as it anastomoses with the pericallosal artery.
Variant anatomy
- the splenial artery arises from the posterior parieto-occipital branch of PCA in 60% of cases
- it may arise from
- calcarine artery: 10-15%
- posteromedial choroidal artery: 10%
- posterior temporal artery: 10%
- P2 or P3 segments of PCA: 5% each
- posterolateral choroidal artery: 5%
Siehe auch:
![Click für weniger anzeigen](/sites/all/modules/pacs/tools/imgs/collapse_up.png)
![](/sites/all/modules/pacs/tools/imgs/Iris_color_40.png)
Infarkt im
Versorgungsgebiet der Arteria pericallosa posterior