超声检查的普及使甲状腺结节的检出增加,尽管恶性者仅为5%~10%,但结节良恶性的鉴别一直是临床上的难题.由于诊断结果不明确,易导致过度治疗.自1930年Mrtin创立了甲状腺细针吸取细胞学后,快速发展的细针穿刺(fine-needleaspiration,FNA)技术已成为公认的术前诊断强有力的一线检查方法.本研究旨在评价超声引导下无负压细针穿刺细胞学(ultrasound-guided fine
Background The clinical outcome of percutaneous coronary intervention (PCI) is poorer in women than that in men.This study aimed at comparing the impact of gend