Admitted as a solicitor in 2010, Siobhán Ryan specialises in medical negligence, particularly cancer misdiagnosis and birth-related injuries. She has a strong track record of winning complex cases in the High Court and appellate courts, especially in cancer misdiagnosis (breast, cervical, ovarian, endometrial, and laryngeal) and urgent case management. Siobhán played a key role in the CervicalCheck controversy, representing Vicky Phelan and other notable cases like ‘M’ ‘K’ , , and Ruth & Paul Morrissey. Clients commend her kindness. Before joining Cian O’Carroll Solicitors, she worked as an in-house solicitor with a Professional Regulator in Dublin, focusing on Administrative Law and Professional Healthcare Regulatory Law, gaining experience in fitness to practice issues. She is also admitted as a solicitor in England and Wales.