A novel splice variant in COL4A1 results in retinal arterial tortuosity and HANAC syndrome in a multi-generational familyJune 1, 2025·Ehsan Misaghi,A. Radziwon,N. Sheri,Peter Kannu,Matthew D. Benson· 0 min readpresentationsLast updated on June 1, 2025Conference Presentation Ophthalmology Genetics COL4A1 Retina AuthorsEhsan MisaghiAuthorsA. RadziwonAuthorsN. SheriAuthorsPeter KannuAuthorsMatthew D. Benson← A novel splice variant in COL4A1 results in retinal arterial tortuosity and HANAC syndrome in a multi-generational family July 1, 2025A novel splice variant in COL4A1 results in retinal arterial tortuosity and HANAC syndrome in a multi-generational family May 24, 2025 →