Dr Alexander Lyon is a consultant cardiologist and clinical lead for the cardio-oncology service, based at Royal Brompton Hospital.
https://www.rbht.nhs.uk/specialists/dr-alexander-lyon
Some cancer treatments can affect the heart during treatment or even years later. In this episode of The Dokkcast, Dr Nara Daubeney speaks with Dr Alexander Lyon, consultant cardiologist at the Royal Brompton Hospital, about the rapidly developing field of cardio-oncology.
They explore how chemotherapy, targeted therapies, hormone treatments, radiotherapy and immunotherapy can affect cardiovascular health, and how personalised risk assessments are helping patients receive effective cancer treatment more safely. Dr Lyon also explains the warning signs, the value of monitoring and why exercise, diet and other healthy choices can make a meaningful difference.
This episode offers practical guidance for anyone undergoing cancer treatment, cancer survivors and those supporting a loved one through treatment.
00:00 - Introducing Dr Alexander Lyon and cardio-oncology
04:18 - Protecting the heart during cancer treatment
08:49 - What is heart failure?
12:30 - Balancing cancer treatment with cardiac risk
15:31 - Why cancer drugs can affect the heart
18:29 - The growing cardiovascular impact of cancer medicines
21:14 - Chemotherapy and long-term heart damage
25:06 - Targeted therapies, blood pressure and heart health
31:15 - Hormone therapies for breast and prostate cancer
35:29 - Radiotherapy and its long-term effects on the heart
39:58 - Assessing personal cardiovascular risk
41:46 - Exercise, diet and healthier cancer outcomes
45:02 - Making specialist cardio-oncology care widely available
49:58 - Guidelines, technology and the Onco Card
53:49 - The future of cancer immunotherapy
58:08 - Reverse cardio-oncology: can heart disease drive cancer?
01:01:38 - Practical advice for patients and cancer survivors
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