Mitochondrial trifunctional protein deficiency is a long-chain fatty acid disorder that may include manifestations of severe cardiomyopathy and arrhythmias. The pathophysiology for the severe presentation is unclear but is an indicator for worse outcomes. Triheptanoin, a synthetic medium chain triglyceride, has been reported to reverse cardiomyopathy in some individuals, but there is limited literature in severe cases. We describe a neonatal onset of severe disease whose clinical course was not improved despite mechanical support and triheptanoin.
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http://dx.doi.org/10.1017/S1047951124026386 | DOI Listing |
Cardiol Young
January 2025
Congenital Heart Center, Division of Pediatric Cardiology, Departments of Pediatrics, University of Florida, Gainesville, FL, USA.
Trifunctional protein deficiency (TFP) is a disorder of fatty acid beta-oxidation associated with metabolic, cardiac, and liver dysfunction in severe forms. We present two siblings diagnosed by newborn screening and confirmed by biochemical testing at birth. Their clinical course was complicated by recurrent rhabdomyolysis, retinopathy, and hypoparathyroidism.
View Article and Find Full Text PDFIran J Pathol
July 2024
Department of Molecular Pathology and Cytogenetics, Children's Medical Center, Tehran University of Medical Sciences, Tehran, Iran.
We report a 4.5-year-old girl with recurrent episodes of bilateral lower limb weakness following periods of upper respiratory tract infection since the age of 1.5 years.
View Article and Find Full Text PDFJ Neuroinflammation
November 2024
Department of Anatomy, College of Basic Medical Sciences, Dalian Medical University, Dalian, Liaoning, China.
The aging of the central nervous system(CNS) is a primary contributor to neurodegenerative diseases in older individuals and significantly impacts their quality of life. Neuroinflammation, characterized by activation of microglia(MG) and release of cytokines, is closely associated with the onset of these neurodegenerative diseases. The activated status of MG is modulated by specifically programmed metabolic changes under various conditions.
View Article and Find Full Text PDFAdv Sci (Weinh)
December 2024
Department of Cell Systems and Anatomy, The University of Texas Health San Antonio, San Antonio, Texas, 78229, USA.
Oxidative phosphorylation (OXPHOS) and fatty acid oxidation (FAO) are key bioenergetics pathways. The machineries for both processes are localized in mitochondria. Secondary OXPHOS defects have been documented in patients with primary FAO deficiencies, and vice versa.
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