2-methylacetoacetyl-coenzyme A thiolase (beta-ketothiolase) deficiency: one disease - two pathways

Abstract Background 2-methylacetoacetyl-coenzyme A thiolase deficiency (MATD; deficiency of mitochondrial acetoacetyl-coenzyme A thiolase T2/ “beta-ketothiolase”) is an autosomal recessive disorder of ketone body utilization and isoleucine degradation due to mutations in ACAT1. Methods We performed...

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Main Authors: Sarah C. Grünert, Jörn Oliver Sass
Format: Article
Language:English
Published: BMC 2020-04-01
Series:Orphanet Journal of Rare Diseases
Subjects:
Online Access:http://link.springer.com/article/10.1186/s13023-020-01357-0
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author Sarah C. Grünert
Jörn Oliver Sass
author_facet Sarah C. Grünert
Jörn Oliver Sass
author_sort Sarah C. Grünert
collection DOAJ
description Abstract Background 2-methylacetoacetyl-coenzyme A thiolase deficiency (MATD; deficiency of mitochondrial acetoacetyl-coenzyme A thiolase T2/ “beta-ketothiolase”) is an autosomal recessive disorder of ketone body utilization and isoleucine degradation due to mutations in ACAT1. Methods We performed a systematic literature search for all available clinical descriptions of patients with MATD. Two hundred forty-four patients were identified and included in this analysis. Clinical course and biochemical data are presented and discussed. Results For 89.6% of patients at least one acute metabolic decompensation was reported. Age at first symptoms ranged from 2 days to 8 years (median 12 months). More than 82% of patients presented in the first 2 years of life, while manifestation in the neonatal period was the exception (3.4%). 77.0% (157 of 204 patients) of patients showed normal psychomotor development without neurologic abnormalities. Conclusion This comprehensive data analysis provides a systematic overview on all cases with MATD identified in the literature. It demonstrates that MATD is a rather benign disorder with often favourable outcome, when compared with many other organic acidurias.
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spelling doaj.art-45a376411334427a86db5c25e60041212022-12-21T18:48:41ZengBMCOrphanet Journal of Rare Diseases1750-11722020-04-011511710.1186/s13023-020-01357-02-methylacetoacetyl-coenzyme A thiolase (beta-ketothiolase) deficiency: one disease - two pathwaysSarah C. Grünert0Jörn Oliver Sass1Department of General Pediatrics, Adolescent Medicine and Neonatology, Medical Center – University of Freiburg, Faculty of MedicineResearch Group Inborn Errors of Metabolism, Department of Natural Sciences & Institute for Functional Gene Analytics (IFGA), Bonn-Rhein-Sieg University of Applied SciencesAbstract Background 2-methylacetoacetyl-coenzyme A thiolase deficiency (MATD; deficiency of mitochondrial acetoacetyl-coenzyme A thiolase T2/ “beta-ketothiolase”) is an autosomal recessive disorder of ketone body utilization and isoleucine degradation due to mutations in ACAT1. Methods We performed a systematic literature search for all available clinical descriptions of patients with MATD. Two hundred forty-four patients were identified and included in this analysis. Clinical course and biochemical data are presented and discussed. Results For 89.6% of patients at least one acute metabolic decompensation was reported. Age at first symptoms ranged from 2 days to 8 years (median 12 months). More than 82% of patients presented in the first 2 years of life, while manifestation in the neonatal period was the exception (3.4%). 77.0% (157 of 204 patients) of patients showed normal psychomotor development without neurologic abnormalities. Conclusion This comprehensive data analysis provides a systematic overview on all cases with MATD identified in the literature. It demonstrates that MATD is a rather benign disorder with often favourable outcome, when compared with many other organic acidurias.http://link.springer.com/article/10.1186/s13023-020-01357-0KetolysisBeta-ketothiolaseOrganic aciduriaIsoleucineKetone bodyMetabolic acidosis
spellingShingle Sarah C. Grünert
Jörn Oliver Sass
2-methylacetoacetyl-coenzyme A thiolase (beta-ketothiolase) deficiency: one disease - two pathways
Orphanet Journal of Rare Diseases
Ketolysis
Beta-ketothiolase
Organic aciduria
Isoleucine
Ketone body
Metabolic acidosis
title 2-methylacetoacetyl-coenzyme A thiolase (beta-ketothiolase) deficiency: one disease - two pathways
title_full 2-methylacetoacetyl-coenzyme A thiolase (beta-ketothiolase) deficiency: one disease - two pathways
title_fullStr 2-methylacetoacetyl-coenzyme A thiolase (beta-ketothiolase) deficiency: one disease - two pathways
title_full_unstemmed 2-methylacetoacetyl-coenzyme A thiolase (beta-ketothiolase) deficiency: one disease - two pathways
title_short 2-methylacetoacetyl-coenzyme A thiolase (beta-ketothiolase) deficiency: one disease - two pathways
title_sort 2 methylacetoacetyl coenzyme a thiolase beta ketothiolase deficiency one disease two pathways
topic Ketolysis
Beta-ketothiolase
Organic aciduria
Isoleucine
Ketone body
Metabolic acidosis
url http://link.springer.com/article/10.1186/s13023-020-01357-0
work_keys_str_mv AT sarahcgrunert 2methylacetoacetylcoenzymeathiolasebetaketothiolasedeficiencyonediseasetwopathways
AT jornoliversass 2methylacetoacetylcoenzymeathiolasebetaketothiolasedeficiencyonediseasetwopathways