Six Chinese Children with PDE: What Their EEGs and Gene Variants Can Teach Us About Early Recognition

A case series summarizes seizure patterns, EEG changes, and ALDH7A1 variant findings in six children, emphasizing that early pyridoxine can normalize EEG and improve long-term outlook. Even within PDE-ALDH7A1, families can see very different seizure types and severity. This report reviews six children treated from 2017 to 2023, with most starting seizures in the neonatal […]

A Devastating Reminder: Refractory Neonatal Seizures, Hyperammonemia, and an ALDH7A1 Diagnosis

A neonatal case report describes multifocal seizures with severe metabolic instability and a confirmed ALDH7A1 pathogenic variant, stressing how urgent early recognition can be.

Newborn Screening for PDE: A High-Throughput Lab Workflow Using 2-OPP, Oxo-PIP, and Pipecolate

A methods-and-performance study supports adding PDE-ALDH7A1 to existing newborn screening systems by measuring 2-OPP and confirmatory markers in a single FIA-MS/MS assay.

17 Patients, 15 Years of Practice: What a PDE Center Cohort Learned About Lysine-Restricted Diet (and Arginine)

A center cohort study tracks biochemical changes and practical adherence issues with lysine reduction therapies in 17 PDE-ALDH7A1 patients.

Proof-of-Concept: Blocking LKR Upstream Can Prevent Toxic Metabolite Build-Up and Rescue Brain Function in a PDE Mouse Model

A mouse genetics study shows that disrupting lysine alpha-ketoglutarate reductase (LKR) upstream of ALDH7A1 can eliminate toxic intermediates and reverse seizures and cognitive deficits in an ALDH7A1-deficient model.

What’s the Evidence for “Triple Therapy” in PDE? A Systematic Review of B6, Lysine Restriction, and Arginine

A systematic review compares pyridoxine alone versus adding lysine-restricted diet and/or arginine, with a focus on seizure control and neurodevelopmental outcomes.

Research Highlight: Monitoring Liver Health During Long-Term PLP Therapy

What this is This is a case report discussing potential long-term liver safety concern in some children treated with high-dose pyridoxal-5′-phosphate (PLP). CurePDE shares this to keep our community informed, not to provide treatment guidance. Paper links: PubMed (PMID 41429136) DOI: 10.1055/a-2773-6076 Key points A small report described 4 children with vitamin B6-dependent epilepsies who […]

Treatment of PDE-ALDH7A1 in Current Perspectives and Questions

This article was published in March of 2023 and reviews the most up-to-date progress in pyridoxine-dependent epilepsy (PDE-ALDH7A1). This section focuses on treatment options.

Biomarkers and their Potential for Newborn Screening in Current Perspectives and Questions

This article was published in March of 2023 and reviews the most up-to-date progress in pyridoxine-dependent epilepsy (PDE-ALDH7A1). This section talks about biomarkers and newborn screening.

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