跟一个医师同事聊天,说前几天他碰到一个大爷,食欲不振、皮肤更是干燥、瘙痒,而且排尿困难,下腹时常发生剧烈疼痛,甚至还出现血尿,经过检查,诊断为尿路感染。询问病史:大爷退休后,发觉自己的眼睛越来越昏花,尤其是到了夜里,看东西更加费力,半年前他听药店的导购说鱼肝油丸含有丰富的维生素A和维生素D,不仅能防治眼睛昏花症,还能够促进钙的吸收,防治老年骨质疏松呢。他一开心 Chatting with a physician colleague, said he encountered a uncle a few days ago, loss of appetite, the skin is dry, itchy, and dysuria, abdominal pain often occurs violently, and even hematuria, after examination, diagnosis of urinary tract infection. Asked the history: After the retired, my uncle found his eyes dim, especially to the night, to see things more laborious, six months ago he heard the pharmacy shopping guide that cod liver oil pills are rich in vitamin A and vitamin D, not only can prevent dizziness Symptoms, but also to promote the absorption of calcium, prevent osteoporosis in elderly it. He is happy