Penetrating head and spine injuries due to artisanal Sahelian metal arrows: experience from a tertiary hospital in Niger.

Background And Objective: Metal arrows are medieval weapons typically used for hunting and war. The incidence of metal arrow wounds has declined considerably since the 16th century. Different metal arrowheads exist, and the traditional Sahelian arrowhead is barbed.

Risk factors associated with congenital central nervous system abnormalities in the National Hospital of Zinder, Niger.

Introduction: Congenital malformations of the central nervous system (CNS) are morphological abnormalities of the brain and spinal cord that occur during fetal development. They constitute the second most common congenital disability, after congenital cardiac defects. Many risk factors have been identified; however, these studies included various types of congenital abnormality.