Blurred Vision and Painful Red Eye in a 40-Year-Old Patient

A 40-year-old man presents to an urgent care center with an acutely painful red eye in which he has blurred vision. He notices a bit of a headache and that there are some halos around lights, but he says that he has not experienced nausea or vomiting. When reviewing his medical history with you, he notes that he recently started taking a new antidepressant.

View the image taken (Figure 1) and consider what your diagnosis would be.