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  1. Lauren S Blieden,
  2. Jessica L Chen,
  3. Robert M Knape,
  4. Joseph F Panarelli,
  5. Richard Parrish,
  6. Jeffrey Goldberg,
  7. Vittorio Porciatti
  1. Bascom Palmer Eye Institute, Miami, Florida, USA
  1. Correspondence to Dr Lauren S Blieden, Bascom Palmer Eye Institute, 900 NW 17th Street, Miami, FL 33136, USA; lblieden{at}

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We recently reviewed the article by Killer et al, titled ‘Cerebrospinal fluid exchange in the optic nerve in normal-tension glaucoma’1 in our weekly Glaucoma Journal Club at the Bascom Palmer Eye Institute. The article raises the interesting concept that a difference in cerebrospinal fluid (CSF) exchange between the subarachnoid space of the optic nerves and the basal cistern, measured using contrast-enhanced computed cisternography as a marker of ventricular CSF flow, may exist as a contributing factor in the …

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  • Contributors All the authors listed contributed the key points mentioned in the letter as a result of a round-table discussion during the weekly glaucoma journal club meeting at Bascom Palmer Eye Institute. LSB compiled these points and wrote the letter which was reviewed, edited and approved by the other listed authors.

  • Funding The authors received no specific grant from any funding agency in the public, commercial or not-for-profit sectors.

  • Competing interests None.

  • Provenance and peer review Not commissioned; internally peer reviewed.

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  • PostScript
    Hanspeter Esriel Killer Gregor Peter Jaggi