Everyday Medicine by Dr Luke Crantock

Conversations with colleagues providing helpful ideas and advice in healthcare


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Episode 157. Globus and Cough with Dr Andrew Martin (part 3)

Globus, a persistent or intermittent sensation of a lump or foreign body in the throat, is a well-defined clinical symptom. Though it is non-painful, it can be long-lasting, difficult to treat, and prone to recurrence. Interestingly, this sensation often improves with eating and typically does not accompany dysphagia (difficulty swallowing) or odynophagia (painful swallowing).

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Episode 155. Allergic Rhinitis and Sinusitis with Dr Andrew Martin (part 1)

Rhinitis, Sinusitis, and Rhinosinusitis are common conditions frequently seen in primary care. Studies indicate that 1.4 out of every 100 general practice encounters involve acute or chronic sinusitis, and over 2 million Australians are estimated to suffer from chronic rhinosinusitis. In some studies, this condition has shown a greater impact on social functioning than chronic heart failure, angina, or back pain.

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Episode 138. Emotional Intelligence with Shawn Price

Emotional intelligence (EI) also known as EQ, is the ability to perceive, understand and manage emotions in positive ways to communicate effectively, empathise with others, overcome challenges and defuse conflict as well as to relieve stress. Emotional intelligence helps build stronger relationships, achieve personal career goals, and interact more positively at work. It gives us an ability to join intelligence, empathy, and emotions to enhance thought and understanding of interpersonal dynamics, guiding our thinking and behaviour. For as in Shakespeare’s Hamlet - 'there is nothing either good nor bad but thinking makes it so'.

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Episode 135. Headaches with Dr Michael Eller

In my conversation with expert headache and movement disorder specialist Dr. Michael Eller from Richmond Neurology, I was keen to delve deeper into the realm of chronic primary headaches—specifically, migraine and cluster types. The evolving understanding of the pathophysiology of these headaches and the developing treatment approaches, focusing on inhibiting the neurotransmitter called Calcitonin gene-related peptide, is fascinating. This peptide is inhibited by the 5-HT1D and 1B receptor agonist effect of the triptans, as well as by a new family of CGRP-targeting drugs and monoclonal antibodies developed for the preventive treatment of migraine.

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Episode 134. Health Impacts on Climate Change with Professor Richard

The World Health Organisation estimates that between 2030 and 2050, climate change is anticipated to result in approximately 250,000 additional deaths annually. These fatalities may arise from issues such as malnutrition, and heat stress, as well as diseases like malaria and infectious diarrhea. The impact of a planet warming at a recorded rate of 0.08 degrees centigrade per decade since 1880, accelerating to 0.18 degrees centigrade since 1981, poses threats to human lives and health across multiple dimensions. It's important to note that this statement does not delve into the detrimental potential such warming has on other species. Factors crucial to human survival—such as clean air, safe drinking water, a nutritious food supply, and secure shelter—are all imperilled in a world grappling with climate change. In this podcast, my intention was not to focus on the specific science of global warming and subsequent climate change, but rather on the associated health consequences.

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Episode 133. Ehlers-Danlos and Hypermobility Syndromes with Associate Professor Chris O'Callaghan

Hypermobile joints were noted by Hippocrates as long ago as 400 BCE and are common, occurring in about 10-25 % of the population. In a minority of patients’ pain and injury results suggest that the clinical findings may reflect a condition referred to as hypermobility spectrum disorder, a polygenic connective tissue syndrome affecting between 1:500 to 1:600 people. This syndrome involves extreme joint flexibility often associated with joint pains, tends to run in families and is more common amongst females. Hypermobility spectrum disorder has been redefined separately from the more stringent diagnostic criteria required for the diagnosis of more extreme hypermobility syndromes such as Ehlers-Danlos syndrome, Marfans disease, Loeys-Dietz or Osteogenesis imperfecta syndromes.

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Episode 132. Acid Base Balance with Associate Professor Adrian Regli (Part 2)

Acid-Base theory is often considered a difficult subject. As long ago as 1962, Creese et al wrote in the Lancet … “There is a bewildering variety of pseudoscientific jargon in medical writing on this subject “My suspicion is that some degree of confusion and thus avoidance of the subject continues to this day. Hopefully, this podcast conversation will resonate with some of our listeners and smooth out any misunderstandings should they exist.

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Episode 131. Acid Base Balance with Associate Professor Adrian Regli (Part 1)

Acid-Base theory is often considered a difficult subject. As long ago as 1962, Creese et al wrote in the Lancet … “There is a bewildering variety of pseudoscientific jargon in medical writing on this subject “My suspicion is that some degree of confusion and thus avoidance of the subject continues to this day. Hopefully, this podcast conversation will resonate with some of our listeners and smooth out any misunderstandings should they exist.

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Special Episode 15. Rheumatic Fever with Dr Alex Tai

Acute Rheumatic fever (ARF) is a multisystem disease caused by an immunological response to Group A streptococcal infection leading to Rheumatic heart disease (RHD) and is responsible for 250,000 deaths per year worldwide, predominantly in young people. It is estimated that 15 million people across the globe have evidence of Rheumatic heart disease. In Australia, the estimated incidence is reflective of ethnicity with 65 per 100 000 infections among Aboriginal and Torres Strait Islander people compared with 3 per 100 000 for other Australians. Consequently, 92% of the ARF reported is among Aboriginal and Torres Strait Islander people, mostly affecting children aged 5-14 years with rates of ARF and Rheumatic heart disease highest across northern and central Australia.

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Episode 99. Radiation Oncology with Dr Marcus Foo (Part 2)

Radiation oncology occupies a very important place in cancer therapy as an essential member of the multidisciplinary approach to cancer treatment . Of the near 146 000 Australians diagnosed with cancer each year is estimated that about half would benefit from radiation therapy as part of their overall cancer treatment.

Radiation therapy is a highly cost-effective cancer therapy contributing only about 10% of each healthcare dollar spent on treating cancer overall yet vital in about 40% or cancers that are cured. The technology employs ionising radiation that causes the ejection of an orbital electron which is the molecular event leading to damage and eventually cell death. The radiation used may be either electromagnetic in nature using photons or gamma rays or particulate- directing a stream of electrons, protons or other atomic particles to the target and causing DNA damage to both normal tissue and tumour cells. Cells are most susceptible in the G1 and G2 phases which represent growth and preparation for mitosis as well as the mitosis phase referred to as the M phase. Additionally, hypoxic cells are thought to be less susceptible to radiation than well-oxygenated cells as free radicals formed by ionising radiation are more easily repaired in the absence of oxygen.

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Episode 98. Radiation Oncology with Dr Marcus Foo (Part 1)

Radiation oncology occupies a very important place in cancer therapy as an essential member of the multidisciplinary approach to cancer treatment . Of the near 146 000 Australians diagnosed with cancer each year is estimated that about half would benefit from radiation therapy as part of their overall cancer treatment.

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Episode 97. Hippocrasy with Dr Rachelle Buchbinder

In the September 25-26 edition of the weekend Australian magazine, I was drawn to a very interesting feature article reviewing the book Hippocrasy co-written by Professor Rachelle Buchbinder who is a rheumatologist as well as director of the Monash Cabrini Department of musculoskeletal health and clinical epidemiology at Cabrini Hospital and Professor of clinical epidemiology at Monash University with Ian Harris who is an orthopaedic surgeon at Liverpool St George and Sutherland hospitals and Professor of Orthopaedic surgery at the University of New South Wales Sydney and Honorary Professor at University of Sydney. The article was confronting in that it raised concerns that many of the medical procedures and treatments we are engaged with as clinicians may not help patients and that over diagnosis and the “medicalisation of normal” may be leading to a medical system failure.

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Episode 96. Regenerative Medicine with Dr Kiryu Yap

The field of regenerative medicine is likely to significantly change how we practice medicine in the future with some amazing capabilities -harnessing the power of stem cells to restore form and function of damaged tissue. The potential of regenerative medicine has already being recognised in the areas of immunotherapy and bone marrow transplantation however the future is likely to see many further shining examples of its promise ,application and capability. Consider the possibility of injecting cardiac stem cells into the surrounding viable ventricular myocardium adjacent to an acute myocardial infarction providing functioning myocardial cells to restore cardiac output or indeed replacing a damaged organ such as a cirrhotic liver allowing restored hepatic synthetic function.

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Episode 95. Remote and Rural Medicine with Dr Etienne Cawood

The Doctors, nurses, paramedics and hospital staff working at remote locations must be capable of dealing with a wide range of medical, surgical, obstetric, paediatric and psychiatric conditions that may present as emergencies. Where support help such as tertiary transfer may be hours or days away it takes a special team to come together to manage such difficulties. It was a great pleasure to interview Etienne Cawood who has spent the majority of his medical career working in rural and remote locations throughout the length and breadth of Australia and we him great debt gratitude for his services.

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Episode 94. Being an intern during COVID with Dr Nick Shearer

The journey from the VCE student to University and medical studies is highly competitive and never easy and for those undertaking a postgraduate degree in medicine, the graduate medical school admissions test-GAMSAT-designed to assess the capacity to undertake high-level intellectual studies in the medical and health professional programmes provides yet a further hurdle. Dr Nick Shearer completed his postgraduate medical studies at Deakin University before choosing and being accepted as an intern at the Northern Hospital Epping. In his dream of becoming a doctor he was immediately thrust into the incredible difficulty of not only managing the brutal responsibilities of internship but even more the harsh reality of coping with the COVID-19 pandemic at the very interface between disease and treatment in a hospital tasked with frontline COVID-19 responsibilities. Donning personal protective equipment for the entire year and honing his communication skills with often frustrated and frightened patients and their relatives Nick has become a shining example of how good our medical personnel and profession can function and be in a time of deep crisis.For his insights please welcome Dr Nick Shearer to the conversation.

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Episode 90. Venous Thromboembolism with Dr Sanjeev Chunilal

Venous thrombosis affects more than 30,000 Australians each year and is responsible for over 5000 deaths per annum, this is more than the number of Australians who die from motor vehicle accidents annually. VTE is the third leading cause of death amongst hospitalised patients and patients admitted to hospital are at least 100 times more likely of developing a clot compared to being active in the community-a risk that may be assessed by the modified Wells criteria.

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Episode 89. Myasthenia Gravis and Gulian Barre Syndrome with Professor Ernest Butler

The Guillain Barre syndrome is an acute inflammatory demyelinating polyradiculopathy and although relatively rare (0.4-2 per 100,000) it is still the most common cause of acute flaccid neuromuscular paralysis worldwide. It famously affected Joseph Heller author of Catch-22 and more recently AFL football Legend Alexander Clarkson. It is an immune-mediated disorder that affects the peripheral nervous system and is another example of molecular mimicry, occurring 1 to 6 weeks after a respiratory infection, Campylobacter enterocolitis, and rarely after trauma or surgery. In 1 in a million cases, GB may develop after the influenza vaccine.

Myasthenia gravis is an autoimmune disorder most commonly observed in women under the age of 40 years and in men over the age of 60 years where antibodies form against the nicotinic acetylcholine receptor at the neuromuscular junction (85% of cases), muscle-specific tyrosine kinase (MuSK 7-10%) or low-density lipoprotein receptor-related protein 4 (LRP 4-5%)-the MuSK 7 and LRP4 are both important to the health of the neuromuscular junction. MG results in muscle fatigue especially of the eyes, facial muscles and bulbar muscles.

To discuss these two interesting conditions we are joined by associate Professor Ernie Butler who is the founder of Frankston neurology group and has major clinical expertise in the management of both acute and chronic neurological conditions, please join me in this conversation with Ernie.

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