Additional pediatric resources: GeneralPediatrics.com | PediatricEducation.org | SearchingPediatrics.com
Michael P. D'Alessandro, M.D.
Peer Review Status: Internally Peer Reviewed
Etiology/Pathophysiology:
Due to seeding from inflammatory disease in the temporal bone or
paranasal sinuses, subacute bacterial endocarditis, cystic fibrosis,
or congenital heart disease with a right to left shunt allowing
venous blood unfiltered by the capillaries to reach the brain.
Pathology:
Not applicable
Imaging Findings:
The lesion consists of a necrotic, supprative center encapsulated by
a peripheral rim of hyperemic granulation tissue. It is normally
located at the gray matter / white matter junction, and is surrounded
by edema. The granulation tissue shows ring enhancement with
contrast.
DDX:
References:
See References Chapter.
Additional pediatric resources: GeneralPediatrics.com | PediatricEducation.org | SearchingPediatrics.com
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