The relationship of aluminium and silver to neural tube defects; a case control.

Objective: The purpose of this study was to identify the relationship of neurotoxic inorganic elements in the hair of patients with the diagnosis of Neural Tube Defects. Our initial hypothesis was that neurotoxic inorganic elements were associated with Neural Tube Defects.

Methods: Twenty-three samples of hair from newborns were obtained from the General Hospital, "Aurelio Valdivieso" in the city of Oaxaca, Mexico.