患儿女,13岁。因心慌、气短2年,加重一个月入院。一年前每当上学走路多时出现紫绀。入院前半年除上述症状加重外,出现双下肢浮肿,两个月前因感冒而致咳嗽、咯黄痰至今未愈,而入院治疗。查体:T36℃,P102次/分,Bp94/70mmHg,体质消瘦,发育欠佳,口唇面部有紫绀,心前区隆起,心尖搏动弥散,有明显收缩期震颤,心浊音界向两侧明显扩大,胸骨 Children with children, 13 years old. Due to palpitation, shortness of breath 2 years, increased one month admission. A year ago when attending school often appear cyanosis. In addition to the first half of the hospital admission in addition to the above symptoms, the emergence of edema of both lower extremities, two months ago due to a cold and cough, slightly yellow sputum has not healed, and hospitalization. Physical examination: T36 ℃, P102 / min, Bp94 / 70mmHg, weight loss, poor development, lips and face cyanosis, anterior bulging, apex pulsation dispersion, significant systolic tremor, heart voiced sound bound to both sides significantly expanded ,sternum