摘要
A 31-year-old woman with untreated hypertension presented with a progressively worsening occipital headache for 3 months.In the last 4 days,she developed a pulsating holocranial headache that awakened her nocturnally and worsened with Valsalva maneuver.Neurological examination revealed no focal deficits.The patient reported decreased visual acuity,and fundoscopic examination demonstrated grade III hypertensive retinopathy,but no optic disc edema.Blood pressure was 230/160 mmHg and laboratory analysis showed elevated serum creatinine(3.42 mg/dL).Autoimmune and infectious markers were negative.