CRAO Prognosis
Understanding the prognosis of central retinal artery occlusion (CRAO) involves recognizing the two classes of this condition: ischemic and non-ischemic. Ischemic CRAO cases are characterized by inadequate blood flow to the eye and subsequently poor vision. On the other hand, non-ischemic CRAO cases initially exhibit better vision and fewer clinical findings.
If non-ischemic CRAO is diagnosed within 24 hours of vision loss, the prognosis is generally positive. Seeking immediate medical assistance increases the likelihood that your ophthalmologist will employ various methods, such as glaucoma medication, carbon dioxide gas, ocular massage, or minor surgery, to dislodge the embolus or thrombus causing the blockage.
In contrast, ischemic CRAO presents a much graver prognosis. Irreversible damage to the retina can occur after just 90 minutes of blood loss. Consequently, swift and prompt treatment is crucial in minimizing the extent of damage caused by this condition.
Factors that Increase the Risk of Central Retinal Artery Occlusion (CRAO)
Central Retinal Artery Occlusion (CRAO) primarily affects individuals who are 55 years old or older. However, it is important to note that anyone with cardiovascular problems may develop CRAO. Moreover, individuals with high blood pressure have an increased susceptibility to this condition. Additionally, medical conditions that cause the blood to become sticky or thick can also contribute to the development of CRAO. Those who already have glaucoma or diabetes are at a higher risk of experiencing CRAO as well. Furthermore, research has revealed a connection between CRAO and women who use oral contraceptives.