Ophthalmology Diseases of orbit, Lids and lacrimal apparatus 3b81dcb0 The most common cause of proptosis in adults is A Preseptal cellulitis B Orbital cellulitis C Thyroid eye disease D Capillary hemangioma High-Yield Explanation Proptosis:- Ref:- A K Khurana Comprehensive Ophthalmology 7th edition; pg num:- 398