Which finding is considered normal in a neonate during the first few days after birth ？（）

A．Weight loss of 25%.

B．Birth weight of 2,000 to 2,500 g.

C．Weight loss then return to birth weight.

D．Weight gain of 25%.

男性，59岁，确诊肺结核并住院治疗1个月，上厕所解大便后出现胸闷、气憋、口唇和指甲发绀、面色苍白、大汗淋漓。既往无高血压冠心病史

该患者出现的新发症状最可能的诊断是（）

A.气胸

B.低血糖反应

C.大咯血窒息

D.心肌梗死

E.高血压脑病