A young woman who experienced persistent mouth ulcers for two years, and was informed she had a weakened immune system, received a devastating diagnosis . Olivia Donnelly, 25, from Kent , endured mouth ulcers on and off over the past two years, with the condition dominating her daily life. On some occasions she couldn't speak due to the severity of her ulcers, which proved particularly challenging as she works in recruitment. Tests and biopsies conducted by Maxillofacial specialists in Ashford