P. TomlinsonIan Sugarman2026-03-222026-03-22199510.1136/bmj.311.7000.286https://doi.org/10.1136/bmj.311.7000.286https://andeanlibrary.org/handle/123456789/46880Citaciones: 69Shunts to control hydrocephalus may fail after many years without symptoms. This is difficult to diagnose and if missed may lead to chronic morbidity and death. As hospital follow up of this group is falling, both general practitioners and hospital doctors must be aware that a shunt may malfunction after prolonged quiescent periods.enMedicineSpina bifidaHydrocephalusHeadachesIncidence (geometry)PediatricsShunt (medical)Retrospective cohort studySurgeryarticle