CT angiogram head coronal - labeling questions

Case contributed by Craig Hacking

Diagnosis not applicable

Citation, DOI, disclosures and case data

Citation:

Hacking C, CT angiogram head coronal - labeling questions. Case study, Radiopaedia.org (Accessed on 18 Apr 2024) https://doi.org/10.53347/rID-95260

DOI:

https://doi.org/10.53347/rID-95260

Permalink:

https://radiopaedia.org/cases/95260?iframe=true

rID:

95260

Disclosures:

At the time the case was submitted for publication Craig Hacking had no recorded disclosures.

View Craig Hacking's current disclosures

Case published:

29 Nov 2021

Revisions:

1 time, by 1 contributor - see full revision history and disclosures

Systems:

Vascular, Central Nervous System

Institution:

Royal Brisbane and Women's Hospital

Quiz mode:

Included

Normal CTA (with labels)

From the case: CT angiogram head coronal - labeling questions

Annotated image

The labeled structures are:

right ophthalmic artery
left pericallosal artery (ACA A3 segment)
right pericallosal artery (ACA A3 segment)
left callosomarginal artery (ACA A3 segment)
left ophthalmic artery
right orbitofrontal artery
left ACA A2 segment
left anterior temporal artery
right ICA clinoid (C5) segment
left ICA clinoid (C5) segment
right ACA A2 segment
left MCA M2 branch
right ICA supraclinoid (C6) segment
left ICA supraclinoid (C6) segment
left ACA A1 segment
left MCA M1 segment
left ICA cavernous (C4) segment
right ICA cavernous (C4) segment
right callosomarginal artery (ACA A3 segment)
ACom artery
left ICA terminal (C7) segment
right MCA M1 segment
right ICA terminal (C7) segment
intercavernous sinus
left ICA cervical (C1) segment
right ACA A1 segment
left MCA M2 segment
(large fetal) left PCom artery
right ICA laceral (C3) segment
left ICA laceral (C3) segment
left middle meningeal artery
left maxillary artery
right MCA M3 branch
left PCA P2a segment
right anterior temporal artery
left superficial temporal artery
right ICA petrous (C2) segment
left ICA petrous (C2) segment
right ICA cervical (C1) segment
right PCA P1 segment
left MCA M3 branch
right SCA 1st segment
basilar artery
superior sagittal sinus
right PCA P2a segment
left SCA 1st segment
right ACA A4 segment
left PCA P2b segment
left AICA
left internal jugular vein
left internal cerebral vein
right MCA M4 branch
right internal jugular vein
left vertebral artery atlantic (V3) segment
left SCA 2nd segment
right SCA 2nd segment
right vertebral artery atlantic (V3) segment
right internal cerebral vein
right PCA P2b segment
left vertebral artery intradural (V4) segment
right PICA 1st segment
left MCA M4 branch
right vertebral artery intradural (V4) segment
left PICA 1st segment
right sigmoid sinus
right basal vein (of Rosenthal)
left PCA P3 segment
left occipital artery
great cerebral vein (of Galen)
right basal vein (of Rosenthal)
left sigmoid sinus
left PICA 2nd segment
right PCA P3 segment
right PICA 2nd segment
left inferior anastomotic vein (of Labbe)
left superior cerebral vein
right PCA P4 segment
left PCA P4 segment
left transverse sinus
straight sinus
superior sagittal sinus
right transverse sinus
torcula herophili

Normal CTA (without labels)

From the case: CT angiogram head coronal - labeling questions

The same normal brain CTA without labels for reference.

Case Discussion

The labeled structures are:

right ophthalmic artery
left pericallosal artery (ACA A3 segment)
right pericallosal artery (ACA A3 segment)
left callosomarginal artery (ACA A3 segment)
left ophthalmic artery
right orbitofrontal artery
left ACA A2 segment
left anterior temporal artery
right ICA clinoid (C5) segment
left ICA clinoid (C5) segment
right ACA A2 segment
left MCA M2 branch
right ICA supraclinoid (C6) segment
left ICA supraclinoid (C6) segment
left ACA A1 segment
left MCA M1 segment
left ICA cavernous (C4) segment
right ICA cavernous (C4) segment
right callosomarginal artery (ACA A3 segment)
ACom artery
left ICA terminal (C7) segment
right MCA M1 segment
right ICA terminal (C7) segment
intercavernous sinus
left ICA cervical (C1) segment
right ACA A1 segment
left MCA M2 segment
(large fetal) left PCom artery
right ICA laceral (C3) segment
left ICA laceral (C3) segment
left middle meningeal artery
left maxillary artery
right MCA M3 branch
left PCA P2a segment
right anterior temporal artery
left superficial temporal artery
right ICA petrous (C2) segment
left ICA petrous (C2) segment
right ICA cervical (C1) segment
right PCA P1 segment
left MCA M3 branch
right SCA 1st segment
basilar artery
superior sagittal sinus
right PCA P2a segment
left SCA 1st segment
right ACA A4 segment
left PCA P2b segment
left AICA
left internal jugular vein
left internal cerebral vein
right MCA M4 branch
right internal jugular vein
left vertebral artery atlantic (V3) segment
left SCA 2nd segment
right SCA 2nd segment
right vertebral artery atlantic (V3) segment
right internal cerebral vein
right PCA P2b segment
left vertebral artery intradural (V4) segment
right PICA 1st segment
left MCA M4 branch
right vertebral artery intradural (V4) segment
left PICA 1st segment
right sigmoid sinus
right basal vein (of Rosenthal)
left PCA P3 segment
left occipital artery
great cerebral vein (of Galen)
right basal vein (of Rosenthal)
left sigmoid sinus
left PICA 2nd segment
right PCA P3 segment
right PICA 2nd segment
left inferior anastomotic vein (of Labbe)
left superior cerebral vein
right PCA P4 segment
left PCA P4 segment
left transverse sinus
straight sinus
superior sagittal sinus
right transverse sinus
torcula herophili

CT angiogram head coronal - labeling questions

Citation, DOI, disclosures and case data

Normal CTA (with labels)

Normal CTA (without labels)

Case Discussion

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How to use cases

CT angiogram head coronal - labeling questions

Citation, DOI, disclosures and case data

Normal CTA (with labels)

Normal CTA (without labels)

Case Discussion

11 public playlists include this case

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