Jan-Philipp Bodenbender, Valerio Marino, Julia Philipp, Anke Tropitzsch, Christoph Kernstock, Katarina Stingl, Melanie Kempf, Tobias B Haack, Theresia Zuleger, Pascale Mazzola, Susanne Kohl, Nicole Weisschuh, Daniele Dell'Orco, Laura Kühlewein
Our purpose was to elucidate the genotype and ophthalmological and audiological phenotype in TUBB4B-associated inherited retinal dystrophy (IRD) and sensorineural hearing loss (SNHL), and to model the effects of all possible amino acid substitutions at the hotspot codons Arg390 and Arg391. Six patients from five families with heterozygous missense variants in TUBB4B were included in this observational study. Ophthalmological testing included best-corrected visual acuity, fundus examination, optical coherence tomography, fundus autofluorescence imaging, and full-field electroretinography (ERG)...
May 8, 2024: Scientific Reports