Objective To study the ultrasonicsign of acute gastrointestinal perforation by using ultrasonography.
目的探讨急性胃肠穿孔的超声表现。
2
Both the symptom and sign Of knee joint and changers in knee joint cartilage on the ultrasonic image can better diagnose chondromalacia patellae.
体征、症状中的疼痛与B超膝关节软骨改变结合，可以较好地诊断髌骨软骨软化症。
3
Result: Ultrasonic indirect sign of left larynx return nerve constricted must be depend on sign of left pulmonary constricted by lymph node mass from below aortic arch 3 cases;