Left precuneal branch of pericallosal artery (Ramus precunealis arteriae pericallosae)
Educational content only — not medical advice.
Anatomy
Ascends from the distal pericallosal artery across the medial parietal surface to supply the precuneus lobule.
Clinical notes
The precuneus is an essential core node of the default mode network; hypoperfusion impairs episodic memory retrieval and self-referential processing.
Related structures
Educational references
FAQ
What is the role of the Left precuneal branch of pericallosal artery?
Ascends from the distal pericallosal artery across the medial parietal surface to supply the precuneus lobule.
Why is the Left precuneal branch of pericallosal artery clinically important?
The precuneus is an essential core node of the default mode network; hypoperfusion impairs episodic memory retrieval and self-referential processing.
Source & license
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