Annals of NeurologyVolume 89, Issue 4 p. 849-850 Reply to Letter “Peripapillary Hyper-Reflective Ovoid Masslike Structures in Astronauts” Axel Petzold MD, PhD, FRCP, Corresponding Author FRCP [email protected] orcid.org/0000-0002-0344-9749 Address correspondence Dr Petzold, Moorfields Eye Hospital, City Road, The National Hospital for Neurology and Neurosurgery, Queen Square, UCL Square I...