A 29-year-old woman previously diagnosed with a urinary tract infection returns to the ER with bilateral blurred vision, nausea, hematuria, and headaches.

A 67-year-old Caucasian woman with a history of bilateral renal transplantation is referred for sudden painless vision loss in both eyes that began about 6 weeks ago.

This case describes a young man with 5 days of blurry vision following 2 days of flu-like symptoms.

A 45-year-old Peace Corps volunteer presents for a routine eye checkup in anticipation of moving abroad. The clinical exam reveals an unexpected lesion.

A 69-year-old African-American man with a past medical history of insulin-dependent diabetes mellitus type 2 for 30 years and coronary artery disease presents to the ED urgently 3 days after uncomplicated right carotid endarterectomy for 80% stenosis.

A 36-year-old African American man presents with acute vision loss in his right eye. Five months ago, he experienced sudden, painless vision loss in the inferior field of that eye, but could not seek medical help.

A 67-year-old man presents with a four-day history of "graying" of the central vision in his left eye that has progressed to a central "black spot." with "flickering lights."

A 63-year-old woman complains of 6 weeks of floaters and decreased visual acuity in both eyes that is worse in the evening.

An asymptomatic African-American man visits your practice for a regularly scheduled eye exam that turns up unexpected results during the clinical workup.