<?xml version="1.0" encoding="utf-8"?>
			<journal>
			<title>Iranian Journal of Neonatology</title>
			<title_fa>مجله نوزادان ایران</title_fa>
			<short_title>IJN</short_title>
			<subject>Medical Sciences</subject>
			<web_url>https://ijn.mums.ac.ir/</web_url>
			<journal_hbi_system_id>0</journal_hbi_system_id>
			<journal_hbi_system_user></journal_hbi_system_user>
			<journal_id_issn>2251-7510</journal_id_issn>
			<journal_id_issn_online>2322-2158</journal_id_issn_online>
			<journal_id_pii></journal_id_pii>
			<journal_id_doi></journal_id_doi>
			<journal_id_iranmedex></journal_id_iranmedex>
			<journal_id_magiran></journal_id_magiran>
			<journal_id_sid></journal_id_sid>
			<journal_id_nlai></journal_id_nlai>
			<journal_id_science></journal_id_science>
			<language>en</language>
			<pubdate>
				<type>jalali</type>
				<year>0</year>
				<month>0</month>
				<day>1</day>
			</pubdate>
			<pubdate>
				<type>gregorian</type>
				<year>2026</year>
				<month>7</month>
				<day>1</day>
			</pubdate>
			<volume>17</volume>
			<number>3</number>
			<publish_type>online</publish_type>
			<publish_edition>1</publish_edition>
			<article_type>fulltext</article_type>
			<articleset><article>
				<language>en</language>
				<article_id_issn></article_id_issn>
				<article_id_issn_online></article_id_issn_online>
				<article_id_pubmed></article_id_pubmed>
				<article_id_pii></article_id_pii>
				<article_id_doi></article_id_doi>
				<article_id_iranmedex></article_id_iranmedex>
				<article_id_magiran></article_id_magiran>
				<article_id_sid></article_id_sid>
				<title_fa></title_fa>
				<title>A Rare Case of Antenatally Diagnosed Tay-Sachs Disease</title>
				<subject_fa></subject_fa>
				<subject></subject>
				<content_type_fa>گزارش موارد نادر</content_type_fa>
				<content_type>Case Report</content_type>
				<abstract_fa><![CDATA[]]></abstract_fa>
				<abstract><![CDATA[Background: Tay-Sachs disease (TSD) is a rare autosomal recessive lysosomal storage disorder caused by mutations in the HEXA gene that encodes the alpha subunit of the lysosomal enzyme β-hexosaminidase A (Hex A).
Case Report: The case presented is of a 19-week pregnant 30-year-old female with a bad obstetric history. Her two previous female children expired at 11 months and 5 years of age, respectively, with suspected metabolic or neurodegenerative disorders. The third female child presented at 4 years of age with a history of seizures and global developmental delay and had facial dysmorphism and macrocephaly. Considering the past obstetric history and history of consanguinity, whole-exome sequencing (WES) of both parents and Sanger sequencing of the fetus were carried out.
Conclusion: Whole-exome sequencing of the parents and prenatal genetic testing revealed one pathogenic mutation, NM_000520.6(HEXA):c.1274_1277dup (p.Tyr427fs), in the HEXA gene in this family. The parents were heterozygous, while the fetus was homozygous for this mutation, which manifests as Tay-Sachs disease.]]></abstract>
				<keyword_fa></keyword_fa>
				<keyword>&amp;beta, -hexosaminidase A, Frameshift mutation, Sanger sequencing, Tay-Sachs disease, Whole-exome sequencing</keyword>
				<start_page>55</start_page>
				<end_page>58</end_page>
				<web_url>https://ijn.mums.ac.ir/article_27859.html</web_url>
			<author_list><author>
				<first_name>Sonal</first_name>
				<middle_name></middle_name>
				<last_name>Gupta</last_name>
				<suffix></suffix>
				<first_name_fa></first_name_fa>
				<middle_name_fa></middle_name_fa>
				<last_name_fa></last_name_fa>
				<suffix_fa></suffix_fa>
				<email>shri.sai.sono@gmail.com</email>
				<code>122479</code>
				<coreauthor>No</coreauthor>
				<affiliation>Shri Sai Sonography and Fetal Medicine Centre, Gondia 441601, Maharashtra, India</affiliation>
				<affiliation_fa></affiliation_fa>
				 </author><author>
				<first_name>Devi</first_name>
				<middle_name></middle_name>
				<last_name>Lal</last_name>
				<suffix></suffix>
				<first_name_fa></first_name_fa>
				<middle_name_fa></middle_name_fa>
				<last_name_fa></last_name_fa>
				<suffix_fa></suffix_fa>
				<email>devilal@ramjas.du.ac.in</email>
				<code>122480</code>
				<coreauthor>No</coreauthor>
				<affiliation>Department of Zoology, Ramjas College, University of Delhi, Delhi 110007, India</affiliation>
				<affiliation_fa></affiliation_fa>
				 </author><author>
				<first_name>Juhi</first_name>
				<middle_name></middle_name>
				<last_name>Bhalotia</last_name>
				<suffix></suffix>
				<first_name_fa></first_name_fa>
				<middle_name_fa></middle_name_fa>
				<last_name_fa></last_name_fa>
				<suffix_fa></suffix_fa>
				<email>dr.puri.juhi@gmail.com</email>
				<code>122481</code>
				<coreauthor>No</coreauthor>
				<affiliation>United Hospital, Gondia 441601, Maharashtra, India</affiliation>
				<affiliation_fa></affiliation_fa>
				 </author><author>
				<first_name>O.P.</first_name>
				<middle_name></middle_name>
				<last_name>Gupta</last_name>
				<suffix></suffix>
				<first_name_fa></first_name_fa>
				<middle_name_fa></middle_name_fa>
				<last_name_fa></last_name_fa>
				<suffix_fa></suffix_fa>
				<email>gomprakash789@gmail.com</email>
				<code>122482</code>
				<coreauthor>No</coreauthor>
				<affiliation>Shri Sai Sonography and Fetal Medicine Centre, Gondia 441601, Maharashtra, India</affiliation>
				<affiliation_fa></affiliation_fa>
				 </author><author>
				<first_name>Himani</first_name>
				<middle_name></middle_name>
				<last_name>Pandey</last_name>
				<suffix></suffix>
				<first_name_fa></first_name_fa>
				<middle_name_fa></middle_name_fa>
				<last_name_fa></last_name_fa>
				<suffix_fa></suffix_fa>
				<email>pandeyhimani86@gmail.com</email>
				<code>122483</code>
				<coreauthor>Yes</coreauthor>
				<affiliation>Redcliffe Labs, Electronic City, Noida 201301, India</affiliation>
				<affiliation_fa></affiliation_fa>
				 </author></author_list>
				</article>
			</articleset>
			</journal>