Methylmalonic Acidemia with Novel MUT Gene Mutations

A 5-year-old boy presented with recurrent episodes of fever, feeding problems, lethargy, from the age of 11 months, and poor weight gain. He was admitted and evaluated for metabolic causes and diagnosed as having methylmalonic acidemia (MMA). He was treated with vit B12 and carnitine supplements and...

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Main Authors: Inusha Panigrahi, Savita Bhunwal, Harish Varma, Simranjeet Singh
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Case Reports in Genetics
Online Access:http://dx.doi.org/10.1155/2017/8984951
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author Inusha Panigrahi
Savita Bhunwal
Harish Varma
Simranjeet Singh
author_facet Inusha Panigrahi
Savita Bhunwal
Harish Varma
Simranjeet Singh
author_sort Inusha Panigrahi
collection DOAJ
description A 5-year-old boy presented with recurrent episodes of fever, feeding problems, lethargy, from the age of 11 months, and poor weight gain. He was admitted and evaluated for metabolic causes and diagnosed as having methylmalonic acidemia (MMA). He was treated with vit B12 and carnitine supplements and has been on follow-up for the last 3 years. Mutation analysis by next generation sequencing (NGS), supplemented with Sanger sequencing, revealed two novel variants in the MUT gene responsible for MMA in exon 5 and exon 3, respectively. Recently he developed dystonic movements including orofacial dyskinesia. With advent of NGS, judicious use of NGS with Sanger sequencing can help identify causative possibly pathogenic mutations.
format Article
id doaj-art-4f962c41d8a149e18e3c8ce6b650a620
institution Kabale University
issn 2090-6544
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language English
publishDate 2017-01-01
publisher Wiley
record_format Article
series Case Reports in Genetics
spelling doaj-art-4f962c41d8a149e18e3c8ce6b650a6202025-02-03T01:27:39ZengWileyCase Reports in Genetics2090-65442090-65522017-01-01201710.1155/2017/89849518984951Methylmalonic Acidemia with Novel MUT Gene MutationsInusha Panigrahi0Savita Bhunwal1Harish Varma2Simranjeet Singh3Department of Pediatrics, Advanced Pediatric Centre, PGIMER, Chandigarh, IndiaDepartment of Pediatrics, Advanced Pediatric Centre, PGIMER, Chandigarh, IndiaDepartment of Pediatrics, Advanced Pediatric Centre, PGIMER, Chandigarh, IndiaDepartment of Pediatrics, Advanced Pediatric Centre, PGIMER, Chandigarh, IndiaA 5-year-old boy presented with recurrent episodes of fever, feeding problems, lethargy, from the age of 11 months, and poor weight gain. He was admitted and evaluated for metabolic causes and diagnosed as having methylmalonic acidemia (MMA). He was treated with vit B12 and carnitine supplements and has been on follow-up for the last 3 years. Mutation analysis by next generation sequencing (NGS), supplemented with Sanger sequencing, revealed two novel variants in the MUT gene responsible for MMA in exon 5 and exon 3, respectively. Recently he developed dystonic movements including orofacial dyskinesia. With advent of NGS, judicious use of NGS with Sanger sequencing can help identify causative possibly pathogenic mutations.http://dx.doi.org/10.1155/2017/8984951
spellingShingle Inusha Panigrahi
Savita Bhunwal
Harish Varma
Simranjeet Singh
Methylmalonic Acidemia with Novel MUT Gene Mutations
Case Reports in Genetics
title Methylmalonic Acidemia with Novel MUT Gene Mutations
title_full Methylmalonic Acidemia with Novel MUT Gene Mutations
title_fullStr Methylmalonic Acidemia with Novel MUT Gene Mutations
title_full_unstemmed Methylmalonic Acidemia with Novel MUT Gene Mutations
title_short Methylmalonic Acidemia with Novel MUT Gene Mutations
title_sort methylmalonic acidemia with novel mut gene mutations
url http://dx.doi.org/10.1155/2017/8984951
work_keys_str_mv AT inushapanigrahi methylmalonicacidemiawithnovelmutgenemutations
AT savitabhunwal methylmalonicacidemiawithnovelmutgenemutations
AT harishvarma methylmalonicacidemiawithnovelmutgenemutations
AT simranjeetsingh methylmalonicacidemiawithnovelmutgenemutations