Because SIDDT is the result of homozygous TSPYL1 mutations , this heterozygous exchange can not solely explain the sudden death in this child .
O B-DiseaseOrPhenotypicFeature O O O O O B-GeneOrGeneProduct O O O O O O O O O O B-DiseaseOrPhenotypicFeature I-DiseaseOrPhenotypicFeature O O O O