Advanced Dental Admission Test (ADAT)

What consequence can result from vascular occlusion affecting the eyes?

1. Improved vision

2. Worsening vision

3. Complete blindness

4. Temporary vision loss

The correct answer is: Worsening vision

Vascular occlusion in the context of the eyes refers to the blockage of blood vessels supplying the retina, which can severely impact vision. When an obstruction occurs, it can lead to inadequate blood flow, resulting in oxygen deprivation and damage to the retinal cells. This loss of blood supply can cause cells to malfunction, leading to changes in visual acuity and ultimately worsening vision. The consequences of such occlusions can vary based on the severity and location of the blockage. In some cases, there may be a significant diminishment in visual function, causing the patient to experience blurred vision or visual distortions. While temporary vision loss may occur, in many instances, the damage can be permanent or progressive, further contributing to a decline in visual capability. Understanding this pathology with respect to the ocular vascular system emphasizes the critical role of adequate blood flow for maintaining healthy vision. Therefore, the correct outcome indicating that vision deteriorates as a result of vascular occlusion emphasizes the serious nature of such occurrences and their implications for ocular health.