The evolving role of EUS‐guided tissue acquisition

The introduction of endoscopic ultrasound‐guided fine‐needle aspiration into clinical practice was a pivotal moment for diagnostic gastrointestinal endoscopy. It facilitates the ease of tissue acquisition from previously inaccessible sites. The performance characteristics of cytological diagnosis are excellent. However, there remain areas of inadequacies. These include procedural inefficiencies such as the need for rapid on‐site cytological...