A comprehensive review of endoscopic ultrasound core biopsy needles

Introduction: Endoscopic ultrasound (EUS)-guided tissue acquisition by-fine needle biopsy (EUS-FNB) developed over the last two decades as an attempt to overcome the limitations of fine needle aspiration (FNA). There are now three commercially available second-generation FNB needles with different tip designs.Areas covered: In this review the roles of EUS-FNA and FNB, the history and evolution of the EUS core biopsy needle are addressed followed...