COL18A1 and porencephaly-microcephaly-bilateral congenital cataract syndrome: We also identified four patients with likely pathogenic variants, including PDHA1 causing Pyruvate dehydrogenase E1-alpha deficiency, JAM3 causing hemorrhagic destruction of the brain, subependymal calcification, and congenital cataracts (HDBSCC) with the neonatal onset and COL18A1 gene causing Knobloch syndrome, type 1.