Atlas of Fetal Pathology
–

Preview only. Download the PDF for the full, print-ready document.

Updated: September 3, 2026

Agenesis of the Corpus Callosum (ACC)

Absent corpus callosum, Dysgenesis of the corpus callosum

Is not a life threatening condition
Does increase risk of not meeting several developmental milestones
May not be an isolated finding
Will benefit from additional evaluation
May require NICU admission and delay in discharge

  • Is not a life threatening condition
  • Does increase risk of not meeting several developmental milestones
  • May not be an isolated finding
  • Will benefit from additional evaluation
  • May require NICU admission and delay in discharge

ACC means the connection between the two sides of the brain did not fully form
Many babies do well; outcomes depend on whether other findings are present
Your baby will have extra evaluation after birth and follow-up with a neurologist

  • ACC means the connection between the two sides of the brain did not fully form
  • Many babies do well; outcomes depend on whether other findings are present
  • Your baby will have extra evaluation after birth and follow-up with a neurologist

Contributors doesnt work

References doest work

  1. Sample Author A, Sample Author B. Agenesis of the corpus callosum: prenatal diagnosis and outcomes. Sample Journal. 2022;10(2):100-110. Link
  2. Sample Author C. Counseling families after prenatal diagnosis of corpus callosum anomalies. Sample Journal. 2020;5(1):1-8. Link

Resources for families doest work

Cites as: Sample Fellow, Odackal N, Etchegaray A. Agenesis of the Corpus Callosum (ACC) [Internet]. In: Atlas of Fetal Pathology; 2026. Available from: https://bklstaging.com/entry/agenesis-of-the-corpus-callosum/

Related entries

Demo PDF

Demo
Updated September 5, 2026