Nota: A tradução desta entrada está atualmente em revisão de qualidade, portanto parte do conteúdo é exibida temporariamente apenas em inglês.
Este verbete ainda não foi traduzido para o seu idioma, portanto o original é exibido abaixo.
fluorescein
This term is used primarily in clinical and laboratory settings, specifically within ophthalmology and biochemistry. It carries a neutral, technical register and is almost exclusively employed by medical professionals or researchers to describe the specific chemical agent used for visualization.
As a chemical compound and a specific dye, the word is treated as an uncountable mass noun. It refers to the substance itself rather than individual units, meaning it does not have a plural form in standard medical usage.
Meanings
Examples
The ophthalmologist applied a drop of fluorescein to the patient's eye to check for corneal abrasions.
The ophthalmologist applied a drop of fluorescein to the patient's eye to check for corneal abrasions.
I need to prepare a dilute solution of fluorescein for the experiment.
Under the blue light of the slit lamp, the fluorescein glows a brilliant green.
We used fluorescein as a tracer to map the flow of water through the underground cave system.
Does this patient require an intravenous injection of fluorescein for the angiography?
Does this patient require an intravenous injection of fluorescein for the angiography?
The lab technician noticed that the fluorescein had begun to photobleach after prolonged exposure to light.
The lab technician noticed that the fluorescein had begun to photobleach after prolonged exposure to light.
A small amount of fluorescein is sufficient to visualize the leak in the pipe.
The dye is fluorescein, which is highly sensitive to pH changes.