Case Presentation A 72-year-old Hispanic man with no prior oncologic diagnosis presented with several months of progressive, painless, bilateral blurry vision. Medical History History of pulmonary mass (previously not fully evaluated) Past history of treated pulmonary tuberculosis (45 years earlier) Long-term smoking history (58 years) No prior ocular disease or surgery Systems review: negative for fever, chills, arthralgia, skin rash, imbalance, or headache Denied recent travel Reported unintentional weight loss Reported hemoptysis two weeks before presentation No significant family history Ophthalmological Examination Best-corrected visual acuity: 20/60 (right eye), 20/200 (left eye) Intraocular pressure: 16 mmHg in both eyes Pupils: round, reactive, no RAPD Extraocular movements: full, no pain Color vision: normal in right eye, dyschromatopsia in left eye Slit-lamp: 2+ nuclear…