[Prevalence and geographic distribution of the Wolf-Hirschhorn syndrome in Spain.].

Objective: Wolf-Hirschhorn syndrome is a rare disease of genetic origin caused by the deletion of the distal end of chromosome 4, including at least the region p16.3. The objectives of this work were to determine the prevalence of the disease in the Spanish population, as well as to establish the geographical distribution of the syndrome throughout the Spanish geography, elucidating the age range in which there are more patients.

[Incidence and characteristics of tumours of the central nervous system among the paediatric population of Asturias. New data about an incidence on the rise].

Introduction: Tumours of the central nervous system (CNS) are one of the most common causes of child mortality, second only to accidents. In the last few decades we have witnessed an increase in the incidence of these tumours, which now stands at 2.5-3.

[Lumbar spinal cord injury without radiological abnormality in a child: an exceptional form of presentation].

SCIWORA is an uncommon syndrome affecting mainly children and is defined as the occurrence of acute spinal cord injury despite normal plain radiography and normal computed tomography (CT). Lumbar SCIWORA is very rare in children, and to our knowledge, there is only one report of lumbar SCIWORA in the literature. We present the case of a 5 year-old boy who suffered acute bilateral lower limbs paralysis, associated to urinary and bowel incontinence following a 1.