Fine-needle aspiration biopsy in pediatric oncology patients: a review of experience with 829 patients (899 biopsies).

Summary:The authors review their 20-year (1985-2004) experience with fine-needle aspiration biopsy (FNAB) in 829 children (all but 1 younger than 18 years), from whom 899 samples were obtained. All patients presented with clinical data suggesting malignancy. The procedure followed standard methods (