Cerebral autoregulation and ageing.

  title={Cerebral autoregulation and ageing.},
  author={Alan T Yam and Erhard W. Lang and Jim Lagopoulos and Kwok Ho Yip and Jane M Griffith and Yugan Mudaliar and Nicholas W. C. Dorsch},
  journal={Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia},
  volume={12 6},
Little is known about the effects of ageing on cerebral autoregulation (CA). To examine the relationship between age and CA in adults, we conducted a prospective study using a non-invasive protocol without external stimuli. We studied 32 subjects, aged 23-68 years. They were assigned to a young group (28+/-5 years) and an old group (54+/-8 years). The groups were sex-matched. Transcranial Doppler ultrasonography (TCD) was used to record bilateral middle cerebral artery flow velocities (CBFV, cm… CONTINUE READING


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