GMC Number: 4082521
Year of first qualification: 1994, MB ChB
Specialty: Immunology & HIV Medicine
Clinical interests: Primary immune deficiency, drug allergy, HIV/HCV co-infection
Dr Johnston gained dual CCT in Immunology and General Internal Medicine in 2003 and was appointed as Consultant in Immunology and HIV Medicine at North Bristol NHS Trust (NBT), with pathology sessions at the RUH, Bath, in 2004.
Dr Johnston has established the Immunoglobulin Assessment Panels at NBT and the RUH. In addition to clinical immunology and allergy, Dr Johnston runs a dedicated drug allergy service for the investigation of adverse drug reactions, including anaesthetic anaphylaxis, accepting regional referrals.
Dr Johnston has set up the co-infection service at NBT for patients with HIV and Hepatitis C co-infection and has set up the outreach HIV and Immunology clinics in Weston Super Mare and Bath respectively.
Dr Johnston has 22 peer reviewed publications.