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Letters to the Editor
Reply to: Occipital artery: a not so poor artery for the embolization of lateral sinus dural arteriovenous fistulas with Onyx
  1. Albert Ho Yuen Chiu1,3,
  2. Grace Elizabeth Aw2,
  3. Jason David Wenderoth1
  1. 1Neurointerventional Service, Prince of Wales Hospital and Liverpool Hospital, Sydney, Australia
  2. 2Currently working at Neurological Intervention and Imaging Service (WA), Perth, Australia
  3. 3The Prince of Wales Hospital, Randwick, New South Wales, Australia
  1. Correspondence to Dr AHY Chiu, Neurological Intervention and Imaging Service (WA), Sir Charles Gairdner Hospital, 1st Floor, G Block, Hospital Ave, Nedlands, WA 6009, Australia; albert.h.chiu{at}gmail.com

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We thank the authors for their letter in regards to our article.1 We would like to offer the following replies:

  1. We agree the middle meningeal artery (MMA) is usually, in a non-pathological state, smaller than the occipital artery. However, with increased flow demand (such as that created by a dural fistula), vessels can enlarge. This was demonstrated in our patient (in figure 2 of our article), where the posterior branch of the MMA is essentially the same size as the occipital artery. …

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