JIMD Podcasts

Dr Laura Adang returns to the podcast, this time discussing diagnostic delays in early onset forms of metachromatic leukodystrophy and explains why the only logical route to prompt diagnosis is newborn screening and how gene therapy might lead to a 'normal' life for children, if only we can find them early enough. Characterizing Diagnostic Delays in Metachromatic Leukodystrophy: A Real-World Data...

In this episode, Dr Joost Groen, a clinical biochemist at the University Medical Center Groningen, and Dr Matt Gentry, Professor & Chair of Biochemistry & Molecular Biology in the College of Medicine at University of Florida, join Rodrigo and Silvia to discuss new insights, AI, cancer metabolism and some of their favourite papers on Glycogen Storage Disorders. Authors opinions are their own and do...

In this latest episode, we explore what's next for treating classic galactosemia. The discussion is anchored in two fascinating recent publications, including the wide-angle perspective from “Reshaping the Treatment Landscape of a Galactose Metabolism Disorder” and a deep dive into something delightfully unexpected: purple sweet potato color (PSPC) as a therapeutic strategy. Yes, purple sweet pota...

Dr JP Stevens shares the mystery of a 5-year-old boy presenting with severe gastrointestinal bleeding and cholestasis. Inpatient investigation reveals gallbladder polyps and, on assessment after recovery he is found to have signs of developmental delay. Can you recognise the clues in the presentation? https://onlinelibrary.wiley.com/doi/10.1097/PG9.0000000000000122

Lottie Morison joins the podcast to discuss recent insights around speech and language progression and assessment in CLN2 and CLN3 disease. Lottie is the first speech and language pathologist to lead an episode and brilliant exemplifies the multidisciplinary nature of IMD care. Speech, Language and Non-verbal Communication in CLN2 and CLN3 Batten Disease Lottie D. Morison, et al https://doi.org/10...

A special episode of the podcast as we visit the presentation day for the Metbionet Metabolic Minds leadership programme to hear about a plan to safeguard the future of specialist biochemistry services in the UK. Dr Rachel Carling explains the programme and then we hear from three of the course candidates, Dr Alana Burns, Annabel Wong and Freya Hassall about their projects on LSD testing, troubles...

Dr Luciana Hannibal, Research Group Leader / Head of Translational Metabolomics at the Centre for Integrative Biological Signalling Studies in Freiburg, and Dr Julien Park, a Physician-scientist at the Children's University Hospital Münster, are Rodrigo and Silvia's latest guests, providing a thorough overview of disorders of Redox Metabolism. Authors opinions are their own and do not represent th...

Dr Travis Johnson and Dr Sarah Mele join the podcast to explain why flies make great models for Short-chain enoyl-CoA hydratase 1 deficiency (ECHS1D) and how their work is shedding light on different treatment modalities. Valine Restriction Extends Survival in a Drosophila Model of Short-Chain Enoyl-CoA Hydratase 1 (ECHS1) Deficiency Sarah Mele, et al https://doi.org/10.1002/jimd.12840

Dr Mrinmayee Takle and Dr Kuntal Sen discuss the challenging dilemma of a child, presenting from infancy with recurrent seizures and three different (wrong) diagnoses including opsoclonus-myoclonus-ataxia syndrome. Read the article: https://doi.org/10.1002/cns3.20098 Mrinmayee Takle, Dhwani Sahjwani, Diana Bharucha-Goebel, Tyler Rapp, Cecilia Bouska, Alexandra Kornbluh, Kuntal Sen

Treatment is available for most intoxication-type disorders, but would you know what to do in an emergency. In this podcast, Dr Dexter Tarr discusses the acute management when these conditions cause encephalopathy, seizures, stroke-like episodes, thromboses, liver failure, cardiac failure, arrhythmias and rhabdomyolysis. Emergency Management of Intoxication-Type Inherited Metabolic Disorders J. De...

Michel Tchan and Mirjam Langeveld join the podcast to look at changes to adult IMD services over the last decade and consider the challenge to develop services to meet the needs of growing patient numbers over the next 10 years. The Frequencies of Different Inborn Errors of Metabolism in Adult Metabolic Centres: 10 Years Later, Another Report From the SSIEM Adult Metabolic Physicians Group Michel...

Dr Sabine Fuchs, Professor of Metabolic diseases and innovative therapies at the UMC Utrecht, and Dr Sean Froese, a Principal Investigator in the Metabolism Division at University Children’s Hospital Zürich, join Rodrigo and Silvia to discuss new insights and some of their favourite papers on Methylmalonic Aciduria. Authors opinions are their own and do not represent their institutions. Papers dis...

Lucas Agnoletto and Dr Rebecca Halligan report work looking at sleep quality in children with hepatic GSDs, considering whether sleep is impacted by poor glycemic control or our efforts to improve this through overnight feeding. Sleep quality in children with hepatic glycogen storage diseases, a prospective observational pilot study Lucas Agnoletto, et al https://doi.org/10.1002/jmd2.12462

Dr Carole Linster and Dr Nicole van Bergen explain why metabolism isn't perfect and how disorders of enzyme repair present their own challenges. In an episode that explores Niacin and longevity, we also hear why NAXD deficiency is an important differential in acute cardiomyopathy and provides an aetiology that could be highly amenable to treatment. Clinical and biochemical distinctions for a metab...

Asthik Biswas, Spyros Batzios, and Kshitij Mankad expand on their recent letter to the editor to explain why ushering in the new era of gene therapy treatments requires not just clinical but also imaging readiness. Imaging readiness in the gene therapy era-exploring standardized protocols for response assessment Asthik Biswas, et al https://doi.org/10.1002/jimd.12828

Dr Matthew Wilson, Postdoctoral Fellow at the Centre for Human Genetics, KU Leuven, joins hosts Silvia Radenkovic and Rodrigo Starosta to discuss a scintillating selection of CDG papers in our first ever research round-up. Authors opinions are their own and do not represent their institutions. The papers discussed include: A pseudoautosomal glycosylation disorder prompts the revision of dolichol b...

It's an Arg1 extravaganza as Reena Sharma, Sara Olofsson, Karolina Stepien and Alison Woodall discuss three separate papers looking at the Salford Royal experience of a cohort of adults with Arginase 1 deficiency and the wider health and societal cost of the condition. Retrospective analysis of arginase 1 deficiency progression in adults over 5 years at a single metabolic centre Reena Sharma et al...

In this Shortcast, Dr Aya Amer presents the New Zealand experience of using ketone (D,L-3-HB) supplementation in 12 patients (aged 10-50 years) with GLUT1DS. D,L-3-hydroxybutyrate in the treatment of glucose transporter 1 deficiency syndrome (Glut1DS) Aya Amer, et al https://doi.org/10.1002/jmd2.12461

Marshall Summar explains why common polymorphisms and basic physiology mean that L-citrulline may have a role in sickle cell disease, bronchopulmonary dysplasia and even asthma. Potential therapeutic uses of L-citrulline beyond genetic urea cycle disorders Marshall Summar https://doi.org/10.1002/jimd.12810

Dr Ashlee Stiles discusses the work-up of a 13-month-old girl with hypoglycaemia and discusses the need to balance prompt metabolic work-up with managing the acutely unwell patient in front of you. Critical sample collection is key and don't forget the urine. Read the report here: https://www.sciencedirect.com/science/article/pii/S2214426924000156?via%3Dihub

In this Metabolic Mystery, Dr Eamon McCarron unravels an unexpected diagnosis in a 55-year-man with a 2-year history of dragging his legs, poor balance, and paresthesia along the outer aspect of his right thigh. He underwent various assessments and investigations over the next 3 years before a diagnosis was made. https://onlinelibrary.wiley.com/doi/full/10.1002/ajmg.a.64031#

Dr Jessica Gold discusses observations around executive function in early treated MSUD patients and how this impacts on outcomes around transition to adulthood. Executive and adaptive function impacts long-term outcomes for adults with maple syrup urine disease Jessica I. Gold, et al https://doi.org/10.1002/jimd.12827

Dr Thomas Cassini explains how the Undiagnosed Diseases Network group used advanced sequencing techniques to clarify the genotype in a child with an unusual phenotype for mitochondrial trifunctional protein deficiency. Mitochondrial trifunctional protein deficiency caused by a deep intronic deletion leading to aberrant splicing Thomas Cassini, et al https://doi.org/10.1002/jmd2.12459

Dr Andrew Morris joins the podcast to discuss insights from 311 patients with CBS deficiency (classical homocystinuria), their response to treatment and clinical outcomes. Cystathionine β-Synthase Deficiency in the E-HOD Registry—Part II: Dietary and Pharmacological Treatment Andrew A. M. Morris, Jitka Sokolová, Markéta Pavlíková, Florian Gleich, Stefan Kölker, Carlo Dionisi-Vici, Matthias R. Baum...

Nathalie Guffon joins the podcast to discuss alpha-mannosidosis and the long term efficacy of enzyme replacement therapy with velmanse alfa. Extended long-term efficacy and safety of velmanase alfa treatment up to 12 years in patients with alpha-mannosidosis Nathalie Guffon, et al https://doi.org/10.1002/jimd.12799