Veno-occlusive disease with immunodeficiency (VODI) syndrome is a rare genetic disorder characterized by immune system irregularities and a significant mortality rate, despite its infrequency. , situated on chromosome 2q37.1, plays a pivotal role in VODI syndrome, and its association with tuberculosis has been extensively studied. The identification of mutations holds promise for accelerating the diagnosis and treatment of VODI syndrome, by providing a comprehensive panel for diagnosis and potentially leading to targeted therapies. In this case study, we examined a three-year-old girl born to a consanguineous union who was suspected of having an immunodeficiency disorder. Whole-exome sequencing (WES) and clinical assessments were conducted to screen for and confirm potentially pathogenic mutations. The detected mutation was further analyzed using bioinformatics tools to forecast its impact on protein structure. WES analysis revealed a novel deletion-insertion mutation, , within . Protein analysis indicated substantial structural modifications in the SP110 protein. This study identified a novel deletion-insertion mutation as a potential contributor to VODI syndrome by affecting the functionality of the SP110 protein. By including various mutations associated with the gene, this study aimed to expedite diagnosis by creating a comprehensive panel for VODI syndrome.
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http://dx.doi.org/10.22074/cellj.2024.2023359.1514 | DOI Listing |
Cell J
October 2024
Department of Genetics, Faculty of Advanced Science and Technology, Tehran Medical Sciences, Islamic Azad University, Tehran, Iran.
J Clin Immunol
October 2017
Immunodeficiency Laboratory, Department of Biomedicine, Basel University Hospital, Basel, Switzerland.
J Clin Exp Hepatol
December 2014
Hofstra North Shore-LIJ School of Medicine, North Shore-LIJ Health System, Manhasset, NY, USA.
Hepatic sinusoidal obstruction syndrome (SOS) is an obliterative venulitis of the terminal hepatic venules, which in its more severe forms imparts a high risk of mortality. SOS, also known as veno-occlusive disease (VOD), occurs as a result of cytoreductive therapy prior to hematopoietic stem cell transplantation (HSCT), following oxaliplatin-containing adjuvant or neoadjuvant chemotherapy for colorectal carcinoma metastatic to the liver and treated by partial hepatectomy, in patients taking pyrrolizidine alkaloid-containing herbal remedies, and in other particular settings such as the autosomal recessive condition of veno-occlusive disease with immunodeficiency (VODI). A central pathogenic event is toxic destruction of hepatic sinusoidal endothelial cells (SEC), with sloughing and downstream occlusion of terminal hepatic venules.
View Article and Find Full Text PDFPediatr Allergy Immunol
May 2013
Department of Pediatrics, Hadassah University Hospital, Jerusalem, Israel.
Background: Veno-occlusive disease with immunodeficiency (VODI) is an autosomal recessive disorder of combined immunodeficiency (CID) and hepatic injury. Hematopoietic stem cell transplantation (HSCT) - the only definitive treatment for CID - appeared to have a high rate of complications in a previous report. In this study, we describe a new group of patients with VODI highlighting further clinical and immunologic aspects of this disease and re-evaluating the effectiveness of HSCT for the treatment of this disorder.
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