本文报道１例化脓性脑膜炎、脑室炎、脑室积脓，经多家医院均误诊为脑室多发占位性病变而进行了手术。病例报告患者，女，２８岁，自１０余岁起经常头痛、头晕，反复发作，昏倒数次，视力逐渐下降，左眼仅剩光感、生理盲点扩大。眼底：视乳头水肿。临床诊断：颅内占位性病变。 This article reports a case of purulent meningitis, ventricular inflammation, intraventricular empyema, multiple hospitals were misdiagnosed as multiple ventricular occupancy lesions were surgery. Case report Patients, female, 28 years old, often have headache, dizziness, recurrent episodes, fainting several times since the age of 10, their eyesight gradually declining, left eye only light feeling, physiological blind spots expanding. Fundus: papilledema. Clinical diagnosis: Intracranial space-occupying lesions.