case_images: PMC10973883_01
case_images: PMC10973883_02
case_images: Axial post-contrast CT images demonstrating a large heterogenous mass arising from the posterior fossa (left image) and obstructive hydrocephalus secondary to the mass (right image) in our index case at time of initial presentation.
case_images: fonc-14-1331271-g001.jpg
case_images: PMC10973883_02_fonc-14-1331271-g001.jpg
case_images: f1
case_images: Her initial assessments included neuroimaging scans which showed a cerebellar mass with obstructive hydrocephalus and diffuse effacement of the sulci, resulting in raised intracranial pressure (ICP) ( Figure 1 ).
case_images: Pedigree of patient's family, illustrating family members affected and/or diagnosed with FAP, CRC. Index case indicated by arrow. Diagonal line indicates deceased relative. CRC, colorectal carcinoma; FAP, familial adenomatous polyposis; MB, medulloblastoma; M, male; F, female.
case_images: fonc-14-1331271-g002.jpg
case_images: PMC10973883_02_fonc-14-1331271-g002.jpg
case_images: f2
case_images: On initial consultation with the pediatric oncologist, a family history of CRC and clinical FAP ( Figure 2 ) was elicited.