患者男,55岁,间歇性头痛,进行性双眼视力下降伴复视3个月,近2个月,恶心、呕吐、消瘦明显,无发热、盗汗、多饮、多尿,头痛位于前额部渐加重。既往无结核病接触史。外观消瘦呈慢性病容,视野向心性缩小,眼底视神经乳头模糊,毛发正常。化验血沉:39mm/h;内分泌系统:GH:88pmol/L,FSH:3.5IU/L,PRL:5.09nmol;胸片(-);头颅CT示:鞍内低 Male, 55 years old, intermittent headache, decreased binocular vision with diplopia 3 months, nearly 2 months, nausea, vomiting, weight loss significantly, no fever, night sweats, polydipsia, polyuria, headache in the forehead gradually Increase. Previous history of exposure to TB. Thin appearance was chronic disease, visual field to reduce the heart, blurred optic nerve head fundus, normal hair. Laboratory blood count: 39 mm / h; Endocrine system: GH: 88 pmol / L, FSH: 3.5 IU / L, PRL: 5.09 nmol;