Her training background is in general pathology, haematology and blood transfusion. From 2004 to 2011, she served as the Chair of the Department of Human Pathology, University of Nairobi. She provides clinical services in haematopathology and oncology at the Kenyatta National Hospital, consultancy services at Gertrude’s Children Hospital and has published widely in peer reviewed journals. In 2015 CEO Global awarded her the Most Influential Women in Africa Regional Award and the Lifetime Achievement Regional Award (Education and Training). She is a member of several professional associations and a founder trustee of Kenya Childhood Cancer Trust.