Study of type and frequency of Alfa-thalassemia mutations in a cohort of 3,823 patients from Isfahan Province, Iran

التفاصيل البيبلوغرافية
العنوان: Study of type and frequency of Alfa-thalassemia mutations in a cohort of 3,823 patients from Isfahan Province, Iran
المؤلفون: Tavakoli Afshar, Parvaneh, Taherian, Zohreh, Nouri, Negar, Zaker, Erfan, Asadi, Sara, Rami, Farzaneh, Bakhtiari, Roya, Hosseinzadeh, Majid, Salehi, Mansoor
المصدر: Hematology in Clinical Practice; Vol 14 (2023): Continuous Publishing; 24-29
بيانات النشر: Via Medica
سنة النشر: 2023
المجموعة: Via Medica Journals
مصطلحات موضوعية: thalassemia, alpha-thalassemia, screening, prenatal diagnosis (PND), genetic counseling
الوصف: Introduction: Alpha-thalassemia (α-thalassemia) is caused by a range of mutations in the α-globin gene resulting in the complete reduction or absence of α-globin chain production. Material and methods: This study assessed the presence of α-thalassemia in 3,823 patients referred to Al-Zahra Hospital, Isfahan, Iran during a 10-year period (from 2012 to 2022). These patients experienced anaemia for more than ten years but had not the full indication for β-thalassemia or iron deficiency. Results: Based on the present assessment, 3,483 cases out of 3,823 suspicious cases had an α-Thalassemia-involved mutation (91.1%). According to the results, the most common detected mutation in the α-thalassemia carriers of Isfahan province was –α3.7 with a frequency of 81.58% (3,119 individuals), followed by α5nt (–TGAGG) (3.71% in total or 39.01% between 364 patients), polyadenylation signal mutations (polyA2) (14.28% between 364 patients), αcodon 19 (GCG4GC–, a2) (11.53%), –α3.7/–α3.7 (11.53%), –α20.5 (7.69%), Hb Constant Spring [Hb CS, a142, Stop →Gln; HBA2: c.427T4C] (5.7%), α4.2 (5.49) and – –MED (4.67%). Conclusion: The results of this investigation may be valuable for designing a program for carrier screening, premarital genetic counselling, and prenatal diagnosis in the Isfahan province.
نوع الوثيقة: other/unknown material
وصف الملف: application/pdf; text/html
اللغة: English
العلاقة: https://journals.viamedica.pl/hematology_in_clinical_practice/article/view/92432Test
DOI: 10.5603/HCP.2023.0005
الإتاحة: https://doi.org/10.5603/HCP.2023.0005Test
https://journals.viamedica.pl/hematology_in_clinical_practice/article/view/92432Test
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رقم الانضمام: edsbas.CDB4FEF3
قاعدة البيانات: BASE