Antoine Guerin is an immunologist based in Kensington, NSW, Australia. He works with people who have immune system problems that can be hard to explain and even harder to manage day to day.
In many cases, patients come with long-lasting issues involving infections, gut symptoms, or trouble growing and putting weight on. Antoine looks at the bigger picture, including how the immune system reacts in the body, and he helps sort out what is going on when results don’t match what you’d normally expect.
His work includes conditions like actinomycosis, Whipple disease, and different forms of hyper IgE syndrome. He also helps people dealing with chronic granulomatous disease, autosomal dominant hyper IgE syndrome, and problems linked to malabsorption. At times, these conditions can show up in more than one place, so care often needs to be steady and well coordinated.
Even when the cause is clear, it still takes time to find the right plan for the person in front of you. Over time, Antoine focuses on careful review of symptoms and tests, then supports ongoing treatment and follow-up. The goal is to make sure people understand what’s happening, what to watch for, and how to keep things on track.
Antoine’s education and training are in immunology. He uses that knowledge to help patients and their families make sense of complex immune conditions, especially when symptoms come and go or when something new appears. If more specialist input is needed, he also helps guide next steps so the care doesn’t feel scattered.