Endoscopic ultrasound fine needle aspiration: Technique and applications in clinical practice

Figure 9 Core biopsy sample can be obtained using the trucut biopsy needle or a standard 19 gauge needle. A: Endoscopic ultrasound-guided fine needle aspiration using a 19 gauge needle of a large subcarinal lymph node in a patient without evidence of any lung mass; B: The histological specimen showed non-necrotizing, non confluent granulomas, diagnostic for sarcoidosis (EE = hematoxylin and eosin x 100).