Assertion: diabetic retinopathy's symptom | /r/CapableOf | fluctuate vision
Facets:
Source sentences:
text: As this condition progresses, however, symptoms include spots or strings floating in the field of vision, fluctuating vision, blurred vision, dark or empty spots in the vision, difficulty perceiving colors and vision loss.
text: Symptoms of diabetic retinopathy include gradual, progressive blurring of vision; sudden, severe vision loss, floaters, or fluctuating vision.