Ophthalmology All the following signs could result from infection within the right cavernous sinus except: A Constricted pupil in response to light B Engorgement of the retinal veins upon ophthalmoscopic examination C Ptosis of the right eyelid D Right Ophthalmoplegia. 💡 Explanation All the following signs could result from infection within the right cavernous sinus except: ✓ Correct Answer: A. Constricted pupil in response to light