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Holoprosencephaly, MedPix™ : 74 - Medical Image Database and Atlas
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Location and Category

Location:
More Like This ? Brain and Neuro
Sublocation:
More Like This ? Cerebral Hemisphere
Category:
More Like This ? Congenital, malformation
Find Related Topics: Click on the Location, Sublocation, or Category Links - (above)

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More Like This ? Holoprosencephaly
Topic 74 - Created: 1988-01-01 00:00:00-05 - Modified: 2003-07-22 22:40:12-04
ACR Index: 1.1

HOLOPROSENCEPHALY

  • ALOBAR - no interhemispheric fissure, fused thalami, horseshoe monoventricle merges into posterior midline cyst

  • SEMILOBAR - variable degrees of separation of hemispheres posteriorly, with post falx, discrete occipital lobes w/lateral ventricle ATRIA. There is posterior development of the splenium of the corpus callosum. Incomplete separation of thalami w/partial third ventricle.

    NOTE: THIS IS ONE OF THE MALFORMATIONS WITH POSTERIOR - not anterior - PARTIAL DEVELOPMENT OF THE CORPUS CALLOSUM.

  • LOBAR - incomplete separation of the frontal lobes and ABSENT SEPTI PELLUCIDI.

  • Contributor Credits

    Submitted by: James George Smirniotopoulos, M.D. - Author Info
    Affiliation: Uniformed Services University
    Approved By: James G. Smirniotopoulos, M.D. - Editor Info
    Affiliation: Uniformed Services University


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