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LetterLetter

Enlargement of Perivascular Spaces as a Downstream Consequence of Spaceflight Analog-Induced Alterations in Cerebral Venous Hemodynamics

Peter Wostyn, Thomas H. Mader, C. Robert Gibson and Maiken Nedergaard
American Journal of Neuroradiology May 2024, 45 (5) E6; DOI: https://doi.org/10.3174/ajnr.A8062
Peter Wostyn
aDepartment of PsychiatryPC Sint-AmandusBeernem, Belgium
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Thomas H. Mader
bNASA Ophthalmology ConsultantMoab, Utah
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C. Robert Gibson
cSouth Shore Eye CenterLeague City, Texas
dKBRHouston, Texas
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Maiken Nedergaard
eFaculty of Health and Medical SciencesCenter for Translational NeuromedicineUniversity of CopenhagenCopenhagen, Denmark
fCenter for Translational NeuromedicineUniversity of Rochester Medical CenterRochester, New York
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References

  1. 1.↵
    1. Tidwell JB,
    2. Taylor JA,
    3. Collins HR, et al
    . Longitudinal changes in cerebral perfusion, perivascular space volume, and ventricular volume in a healthy cohort undergoing a spaceflight analog. AJNR Am J Neuroradiol 2023;44:1026–31 doi:10.3174/ajnr.A7949 pmid:37562828
    Abstract/FREE Full TextGoogle Scholar
  2. 2.↵
    1. Wostyn P,
    2. Mader TH,
    3. Gibson CR, et al
    . Does long-duration exposure to microgravity lead to dysregulation of the brain and ocular glymphatic systems? Eye Brain 2022;14:49–58 doi:10.2147/EB.S354710 pmid:35546965
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  3. 3.↵
    1. Marshall-Goebel K,
    2. Laurie SS,
    3. Alferova IV, et al
    . Assessment of jugular venous blood flow stasis and thrombosis during spaceflight. JAMA Netw Open 2019;2:e1915011 doi:10.1001/jamanetworkopen.2019.15011 pmid:31722025
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  4. 4.↵
    1. Marshall-Goebel K,
    2. Ambarki K,
    3. Eklund A, et al
    . Effects of short-term exposure to head-down tilt on cerebral hemodynamics: a prospective evaluation of a spaceflight analog using phase-contrast MRI. J Appl Physiol (1985) 2016;120:1466–73 doi:10.1152/japplphysiol.00841.2015 pmid:27013606
    CrossRefPubMedGoogle Scholar
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American Journal of Neuroradiology: 45 (5)
American Journal of Neuroradiology
Vol. 45, Issue 5
1 May 2024
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Enlargement of Perivascular Spaces as a Downstream Consequence of Spaceflight Analog-Induced Alterations in Cerebral Venous Hemodynamics
Peter Wostyn, Thomas H. Mader, C. Robert Gibson, Maiken Nedergaard
American Journal of Neuroradiology May 2024, 45 (5) E6; DOI: 10.3174/ajnr.A8062
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Cite this article
Peter Wostyn, Thomas H. Mader, C. Robert Gibson, Maiken Nedergaard
Enlargement of Perivascular Spaces as a Downstream Consequence of Spaceflight Analog-Induced Alterations in Cerebral Venous Hemodynamics
American Journal of Neuroradiology May 2024, 45 (5) E6; DOI: 10.3174/ajnr.A8062

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