A 31-year-old man presented with a history of a painful red eye of right side in the past 2 days. He also complains of blurry vision and he is not able to withstand bright light. His family history, medical and medication history is not significant. He does not wear sun glasses.

What is the most likely diagnosis? *This case is from Docplexus Editorial Team for educative purpose only. Source: Ophthalmology cases The answer posted in the comment section. Click here .