Autologous haematopoietic stem cell transplantation (HSCT) for Crohn’s disease has been described by Oyama and co-workers as producing remission in 11 of 12 patients with refractory Crohn’s disease after a median follow up of 18.5 months.¹ They postulated that autologous HSCT was useful for refractory Crohn’s disease. We report the case of a 32 year old woman with biopsy proven Crohn’s disease diagnosed when she was 16 years old. Her mother also suffered from Crohn’s disease. She developed a KI1 positive anaplastic non-Hodgkin’s lymphoma (NHL) three years later, treated successfully with ablative CHOP chemotherapy and autologous HSCT, inducing remission for …