良性颅内高压是罕见的,每十万人中出现0.9人,以女性为多(8:1),见于增生性血液疾病,如真性红细胞增多症、原发性血小板增多症以及阵发性夜间血红蛋白尿等。我们报道3例骨髓瘤并良性颅内高压而无Shimpo病或PO-EMS综合征等特征表现的病人。病例报道例1:患者头痛、恶心、吞咽困难、构音障 Benign intracranial hypertension is rare and occurs in 0.9 per 100,000 people, mostly women (8: 1), seen in proliferative blood diseases such as polycythemia vera, essential thrombocythemia and paroxysmal nocturnal Hemoglobinuria and so on. We report 3 patients with myeloma with benign intracranial hypertension without Shimpo’s disease or PO-EMS syndrome. Case Report 1: Patient has headache, nausea, difficulty swallowing, and dysarthria