Certified Ophthalmic Medical Technologist (COMT) Practice Exam

When fluorescence is described as "hyperfluorescence," what does it indicate?

1. An increase in normal fluorescence

2. A decrease in fluorescence

3. A normal level of fluorescence

4. An increase in fluorescence greater than normal

The correct answer is: An increase in fluorescence greater than normal

Hyperfluorescence indicates an increase in fluorescence that is greater than what is considered normal. This term is often used in the context of retinal imaging and can suggest several underlying conditions. For instance, areas of hyperfluorescence on a fluorescein angiogram may signal the presence of retinal damage, leakage from abnormal blood vessels, or the presence of certain lesions, such as tumors. By identifying hyperfluorescence, healthcare providers can gain insights into pathological changes within the eye, thereby guiding further diagnostic and therapeutic decisions. In contrast, normal levels of fluorescence would indicate healthy retinal tissue, while a decrease in fluorescence would suggest reduced blood flow or blockage. Understanding the implications of hyperfluorescence is crucial for interpreting diagnostic imaging and managing ocular conditions effectively.