This 46-year-old man presents with blurred vision in the left eye that has worsened over the past 2 days. He reports intense redness and pain in that eye starting one day earlier. He also reports a “white dot” on the cornea with slight blurring of his vision 2 months ago. He has no significant past medical or eye history. He denies any history of eye trauma. Visual acuity is 20/25 in the right eye and “hand motion” in the left eye. IOP is 14 mmHg in the right and 24 mmHg in the left. He has a mid-dilated pupil in the left eye. A slit lamp photo of the left eye is shown above. Dilated fundus examination of the right eye was within normal limits.