title: 'Cortical thumb sign' in X-linked hydrocephalus.
authors.forename: Mohan
authors.initials: M
authors.lastname: Raj Sharma
mesh_terms: D040181:Genetic Diseases, X-Linked / Q000175:diagnosis* / Q000235:genetics*; D006801:Humans; D006849:Hydrocephalus / Q000175:diagnosis* / Q000235:genetics*; D007223:Infant; D013933:Thumb