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Related Concept Videos

Flame Photometry: Lab01:16

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In a flame photometer, when a solution like potassium chloride is aspirated into the flame, the solvent evaporates, leaving behind dehydrated salt. This salt dissociates into free gaseous atoms in their ground state. Some of these atoms absorb energy from the flame, leading to their excitation. The excited atoms return to the ground state, emitting photons at characteristic wavelengths. Because only electronic transitions are involved, the resulting emission lines are very narrow. The intensity...
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Flame Photometry: Overview01:02

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Flame photometry, also known as flame emission spectrometry, is a technique used for the qualitative and quantitative analysis of elements present in a sample using a flame as the source of excitation energy. The concept of flame photometry was realized in the early 1860s by Kirchhoff and Bunsen, who discovered that specific elements emit characteristic radiation when excited in flames. The first instrument developed for this purpose was used to measure sodium (Na) in plant ash using a Bunsen...
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Related Experiment Video

Updated: Aug 14, 2025

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Laser flare photometry in uveitis.

Cem Kesim1, Zahed Chehab2, Murat Hasanreisoglu1,3

  • 1Department of Ophthalmology, Koç University School of Medicine, Istanbul, Turkey.

Saudi Journal of Ophthalmology : Official Journal of the Saudi Ophthalmological Society
|January 9, 2023
PubMed
Summary
This summary is machine-generated.

Laser flare photometer (LFP) offers objective, quantitative assessment of anterior chamber inflammation, improving uveitis diagnosis and management. This technology provides reproducible measurements, enhancing clinical practice beyond traditional grading systems.

Keywords:
Flare gradinglaser flare photometryuveitis

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Area of Science:

  • Ophthalmology
  • Immunology

Background:

  • Anterior chamber inflammation, indicated by aqueous flare and cells, arises from blood-ocular barrier disruption.
  • Current clinical grading systems for ocular inflammation rely on subjective slit-lamp examinations.
  • A need exists for more objective and reproducible methods to assess intraocular inflammation in uveitis.

Purpose of the Study:

  • To review the clinical utility and technical aspects of the Laser Flare Photometer (LFP).
  • To discuss the correlation between LFP measurements and conventional clinical grading systems.
  • To summarize the current applications of LFP in managing diverse uveitis cases.

Main Methods:

  • Literature review of studies utilizing Laser Flare Photometer (LFP).
  • Analysis of LFP's noninvasive, objective, and quantitative capabilities.
  • Comparison of LFP data with clinical grading of anterior chamber inflammation.

Main Results:

  • LFP provides accurate and repeatable measurements of aqueous flare and cell intensity.
  • LFP enhances the objective assessment of intraocular inflammation.
  • LFP integration into clinical practice aids in uveitis diagnosis and treatment.

Conclusions:

  • Laser Flare Photometer (LFP) is a valuable tool for objective intraocular inflammation assessment.
  • LFP complements traditional methods, improving precision in uveitis management.
  • Continued research and application of LFP are crucial for advancing ophthalmology.