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临床试验/ChiCTR-ONC-09000772
ChiCTR-ONC-09000772已完成Unknown

A pilot study to evaluate the relationship between intracranial pressure, ocular pulse amplitude and spontaneous venous pulsation

未提供1 个研究点 分布在 1 个国家目标入组 50 人开始时间: 2009年12月7日最近更新:

试验速览

阶段
Unknown
状态
已完成
入组人数
50
试验地点
1
主要终点
The relationship between a, b & c: a. Ocular pulse pressure and intraocular pressure by dynamic contour tonometry b. Presence/ absence of spontaneous venous pulsation c. Intracranial pressure by lumbar puncture/ lumbar drain/ external ventricular drain

研究概览

简要总结

To evaluate the relationship between intracranial pressure, ocular pulse amplitude and spontaneous venous pulsation

研究设计

研究类型
Observational

入排标准

年龄范围
18 至 90(—)
性别
All

入选标准

  • 1.Aged 18 years or older
  • 2.Patients undergoing Lumbar puncture, or have lumber drain/ external ventricular drain in-situ
  • 3.Able to give informed consent

排除标准

  • 1.Inability to be examined at slit-lamp
  • 2.Severe ocular media clouding
  • 4.Optic neuropathies which may affect the appearance of the optic disc
  • 5.Previous refractive surgery or significant corneal pathology which affects DCT measurement
  • 6.Narrow drainage angle
  • 7.Known allergy to Mydrin-P, topical fluorescein and topical local anaesthesia
  • 8.Previous ocular venous occlusive disease
  • 9.Hyperviscosity syndrome

研究组 & 干预措施

Case series

结局指标

主要结局

The relationship between a, b & c: a. Ocular pulse pressure and intraocular pressure by dynamic contour tonometry b. Presence/ absence of spontaneous venous pulsation c. Intracranial pressure by lumbar puncture/ lumbar drain/ external ventricular drain

次要结局

  • N/A

研究者

发起方
未提供

研究点 (1)

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