About
Dr. Callum Little is a highly experienced Consultant in Interventional Cardiology. With a commitment to delivering expert, patient-centered care, he specialises in coronary interventions, advanced cardiac imaging, and permanent pacemaker implantation. As the clinical lead for chest pain and cardiac rehabilitation services, he ensures that patients receive timely and effective treatment.
Holding a PhD from University College London, Dr. Little has a strong research background in intravascular imaging and innovative cardiovascular technologies. His approach blends cutting-edge science with compassionate care, ensuring the highest standards of treatment for every patient.

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Compassionate, Patient-Centred Care
Dr. Little’s approach to cardiology is built on compassion, empathy, and a deep commitment to his patients. His consultations are patient-led and focused on understanding individual needs, ensuring that every person feels heard, informed, and supported. By combining medical expertise with a caring approach, he empowers patients to make confident decisions about their heart health, offering clear guidance and tailored treatment plans every step of the way.
Specialised Expertise
Dr. Little specialises in the management of complex coronary artery disease, valve disease, heart failure, and arrhythmias. His in-depth expertise in interventional cardiology and cardiac imaging allows him to provide tailored treatment strategies, giving patients the answers and options they need for their heart health.
Innovation and Research
As a consultant at the Royal Free Hospital and a published researcher in prestigious medical journals, Dr. Little is at the forefront of advancements in cardiology. He is actively involved in training the next generation of doctors at the U.K.’s top teaching hospitals, ensuring that his patients receive care based on the latest innovations and research.
Committed to advancing cardiovascular medicine, Dr. Little uses cutting-edge research, including intravascular imaging and novel interventional techniques. His work helps refine and develop new approaches to treating heart disease, making procedures safer and more effective for patients.