CUH Logo

Mobile menu open

Dr Dinakantha Kumararatne

Director of Cambridge Clinical Immunology and Consultant

My professional role involves the diagnosis and management of disorders of the immune system, encompassing immunodeficiency, autoimmunity, and laboratory aspects of allergy, translating scientific advances to benefit our patients.
Headshot of Dr Dinakantha Kumararatne

My current role

I am a consultant immunologist, dedicated to state-of-the-art care of patients with disorders of the immune system delivered with compassion.

My clinical interests include immunodeficiency, especially primary immunodeficiency, susceptibility to recurrent infections, chronic fatigue syndrome, urticaria, angioedema, including hereditary angioedema, vaccination and side effects, immunoglobulin therapy.

I direct a national specialist laboratory for diagnosing rare immune deficiencies, based at CUH.

Previous history

I qualified from the Medical Faculty in Colombo, Sri-Lanka with First Class Honours in 1972 and completed my post-graduate training at the Universities of Oxford, Glasgow, and Birmingham. 

I was a consultant immunologist and reader in clinical immunology at the University of Birmingham from 1984 - 2000. 

My major interest is the diagnosis and management of patients with primary immune deficiency. 

My research encompasses the immunology of infectious diseases, especially tuberculosis and encapsulated bacterial sepsis, and investigating the mechanisms of primary immunodeficiency diseases.

I was the Training Programme Director for Clinical Immunology in Birmingham (1994 - 2000) and I am the current Director of the equivalent training programme in Cambridge. I am an Examiner in Immunology for the Royal College of Pathologists and was the Chairman of the panel of Examiners in Immunology between 2000 and 2008, as well as between 2014 and 2019.

Memberships and accreditations

  • Member European Society of Immunodeficiency
  • Member of the American Academy of Asthma,Allergy and immunology
  • Member Henry Kunkel Society
  • I was given a life-time achievement award by the UK Primary Immunodeficiency network, the UK professional organisation for improving care for patients with immunodeficiency. 
  • Under my direction the Clinical Immunology Service at Cambridge University Hospital has been recognized as a primary immunodeficiency referral center by the international patient support organization, the Jeffery Modell Foundation.

Personal interests

I enjoy photography, the Epicurian philosophy and cooking. I’m a keen plantsman, gardener and botanist. I’m also a blogger and brew my own beer.