Case A 36-year-old female was presented with a swollen and bulging eye. She first noticed the symptoms one month ago which worsened gradually. She experienced occasional headaches but denied vision changes, eye pain or diplopia.

Examination Slit lamp examination: Anterior segments normal OU Uncorrected visual acuity Right eye (OD) 20/20-2 Left eye (OS) 20/20-3 Intraocular pressure (IOP): 17mmHg OD, 21 mmHg OS Fundus photographs and MRI (T1-weighted) images are attached. What could be the possible diagnosis in this case? a) Orbital Tumor b) Carotid Cavernous fistula c) Cellulitis d) Thyroid eye disease   *This case is from Docplexus editorial team for educative purpose only Source: University Of Iowa Health Care