患者，男性，39岁，查体见肝颈静脉回流征阳性，该患者首先考虑（） ["肝炎","肝癌","右心衰竭","左心衰竭","肺气肿"]
男性，23岁，发热，恶心呕吐，查体：巩膜黄染，肝大肋下4cm，质地稍韧，轻度压痛，该患者最可能的诊断是（） ["肝炎","胰腺炎","脂肪肝","多囊肝","肝脓肿"]
肺气肿有关的体征有以下几点，除了（） ["桶状胸","叩诊实音","呼吸动度减弱","语音共振减弱","肝浊音界下移"]
如患者出现无尿，24小时尿量应少于多少（） ["1000ml","500ml","400ml","100ml","50ml"]
氮平衡
肠原性发绀
