Information about the Cloacal Malformation Multidisciplinary Service at Great Ormond Street Hospital. About usFind out information about the service. Conditions we treatLearn more about the conditions we treat. Clinics and wardsInformation about the main clinics and wards. Meet the teamA list of staff who make up the service. Research and publicationsA list of publications from staff within the service. Contact usDetails of how to contact the service.