A construction worker presents with left eye pain and redness. He reports having a feeling of "something stuck in my eye". He denies any changes in his vision, but the left eye has clear tearing, erythematic sclera and he complains of photophobia. Which of the following is consistent with his chief complaint?
A 65yearold man presents to the emergency department with complaint of painless visual disturbances including loss of central vision, photopsia, "floaters" and shadows in his vision. The most important intervention for this patient is to: