Diagnostic performance and clinical implications of the World Health Organization Reporting System for Lymph Node Cytopathology
Introduction A World Health Organization (WHO) system has recently been introduced to standardize reporting of lymph node fine-needle aspiration biopsy (LN-FNAB) cytopathology. Herein, we analyze its diagnostic performance in a routine setting.Materials and methodsWe reviewed 2274 consecutive lymph node fine-needle aspiration biopsies categorized according to the WHO system. Corresponding histolog
