Episode 183

Effective Management of Gut-Brain Interaction Disorders with Dr Alireza Ahmadvand

In this episode, Dr Krystyna de Lange hosts Associate Professor Dr Alireza Ahmadvand, a practising GP with a special interest in gastroenterology at the Princess Alexandra Hospital in Brisbane, to discuss disorders of gut-brain interaction (DGBI).

Dr Ahmadvand elaborates on what DGBIs are and provides the latest insights into the pathophysiology, mentioning conditions such as irritable bowel syndrome and functional dyspepsia. He explains the diagnostic criteria and the importance of recognising these conditions in general practice, and highlights the role of GPs in identifying and ruling out structural abnormalities before considering a DGBI diagnosis.

They also covered the multifactorial nature of these disorders, including the impact of psychological and psychosocial factors, such as stress, anxiety, and depression, and the interactions between gut microbiome and gut function. Dr Ahmadvand outlines when GPs should consider DGBIs and what red flags to watch for, emphasising the importance of comprehensive evaluations and specialist collaboration.


For management, Dr Ahmadvand advocates for a multidisciplinary approach involving dietitians, psychologists, exercise physiologists, and gastroenterologists to provide holistic care. Pharmacological treatments, diet modifications, and psychological interventions, such as Cognitive Behaviour Therapy, are also mentioned as part of a comprehensive management plan.


Lastly, Dr Ahmadvand points GPs towards the Rome Foundation's criteria, the Gastroenterological Society of Australia, and patient-focused platforms like Gut Foundation Australia and the IBS Network. He also encourages keeping alongside of the latest research through journals like Neurogastroenterology and Motility.


Links & Resources:

Rome Iv Diagnostic Criteria For Fgids


Patient Education Material

Irritable Bowel Syndrome (IBS)


Resources From The Australian Journal Of General Practice

The lived experience of irritable bowel syndrome: A focus on dietary management


Research Instruments/Projects

Valid Instrument for Evaluating Symptoms in the Clinical Setting - Structured Assessment of Gastrointestinal Symptoms Scale (SAGIS)


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About the Podcast

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The Good GP
The Good GP, the education podcast for busy GPs

About your hosts

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Tim Koh

Dr. Tim Koh is a General Practitioner and practice owner based in Perth, Australia, with over 20 years of experience. Throughout his career, Tim has been continuously involved in GP education and teaching GP registrars. As the host of The Good GP podcast, Tim provides expert insights and practical advice for GPs and other health professionals. Passionate about evidence-based medicine and teaching in general practice, Tim addresses a wide range of topics relevant to primary care, keeping listeners informed about the latest issues affecting the field.
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Krystyna de Lange

Dr Krystyna de Lange is co-host of The Good GP and dedicated General Practitioner with nine years of experience in primary care in Australia. Passionate about the full spectrum of medicine, she thrives on the opportunity to support her patients’ diverse health needs. She has a specific interest in the areas of Aboriginal and Torres Strait Islander health, womens health and chronic disease management.

Since joining The Good GP podcast team in 2019, her goal has been to empower fellow practitioners with the latest insights, best practices, and valuable discussions on essential health topics. With her approachable style and deep commitment to community health, she fosters an engaging environment that encourages learning and collaboration.
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Sean Stevens

Dr Sean Stevens, a seasoned General Practitioner with 27 years of experience, is a pioneer in medical education and podcasting. As one of the founding voices of The Good GP Podcast since 2016, he has personally contributed to over 60 episodes of their 170+ episode catalogue, sharing invaluable insights with the medical community. Recognised as Australian GP Supervisor of the Year, Sean combines his passion for education with a commitment to embracing new technologies. He is dedicated to empowering fellow GPs and promoting quality care in general practice.