This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Ophthalmology
[{'content': 'Dalrymple’s sign is seen in \nSelect and explain. \nA. Thyroid ophthalmopathy, B. Orbital cellulitis, C. Choroidal melanoma, D. Posterior Vitreal detachment', 'role': 'user'}, {'content': 'Answer: A \nExplanation: o Ocular signs of thyroid ophthalmopathy\ni) Bilateral exophthalmos with associated exposure keratitis.\nii) Dalrymple’s sign - There is peculiar stare due to retraction of the upper lid.\niii) Von Graefe’s sign - Upper lid lags on downward movments of the eyeball.\niv) Stellwag’s sign - There is infrequent and incomplete blinking.\nv) Mobius’s sign - There is weakness of convergence .\nvi) Jellinek’s sign - There is increased pigmentation of lids.\nvii) Joffroy’s sign - There is poor forehead wrinking on looking up\nviii) Enroth’s sign - Fullness of eyelids (Puffy edematous).\nix) Grifford’s sign - Difficulty in eversion of upper lid', 'role': 'assistant'}]