Eli Lilly NAION

This is an observational study to evaluate the possible association between the use of PDE5 inhibitors and the risk of acute NAION (non-arteritic ischemic optic neuropathy) in adult male subjects.
Neuroscience - Neuro-Ophthalmology, Neuroscience
Steven Hamilton, MD
  1. Adult Male subjects at least 18 years of age
  2. Experienced abrupt vision loss in one eye and presented for an initial visit within 45 days of symptom onset.
  1. Previous history of NAION
  2. History of glaucoma
Caryl Tongco and Lauren Lennox