title: An uninvited guest.
authors.affiliation: Department of Paediatric Neurology, Chelsea and Westminster Hospital NHS Trust, London, UK.
authors.forename: Hugo
authors.initials: H
authors.lastname: Cavaco
authors.affiliation: Department of Paediatric Neurology, Chelsea and Westminster Hospital NHS Trust, London, UK.
authors.forename: Kit
authors.initials: K
authors.lastname: Wu
authors.affiliation: Department of Paediatric Neurology, Chelsea and Westminster Hospital NHS Trust, London, UK. Electronic address: loucas@doctors.org.uk.
authors.forename: Loucas
authors.initials: L
authors.lastname: Christodoulou
mesh_terms: D002543:Cerebral Hemorrhage / Q000000981:diagnostic imaging* / Q000628:therapy; D004453:Echoencephalography; D017809:Fatal Outcome; D005260:Female; D006801:Humans; D006849:Hydrocephalus / Q000000981:diagnostic imaging* / Q000628:therapy; D007231:Infant, Newborn; D007234:Infant, Premature; D007235:Infant, Premature, Diseases / Q000000981:diagnostic imaging*; D011783:Quadruplets