Paediatric Chronic Fatigue Syndrome (CFS)/Myalgic Encephalomyelitis (ME) is relatively common and disabling. Improving treatment requires the development of Patient Reported Outcome Measures (PROMs) that enable clinicians and researchers to collect patient-centred evidence on outcomes. | Important factors to consider when treating children with chronic fatigue syndrome/ myalgic encephalomyelitis (CFS/ME): Perspectives of health professionals from specialist services