lissamine green

lissamine green

A vital stain with dyeing quality similar to that of rose Bengal, but which causes less discomfort. It stains dead or degenerated epithelial cells green and is used to facilitate the diagnosis of keratoconjunctivitis sicca, xerophthalmia, etc. It has a molecular weight of 577.
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The most widely used diagnostic tests for tear film examination are tear break-up time (TBUT) test, corneal and conjunctival staining with fluorescein, rose bengal and lissamine green dye, Schirmer test, tear film osmolarity test and impression cytology.
And then Schirmer test, tear film tear break-up time (TBUT), corneal epithelial staining using fluorescein and conjunctival epithelial staining using lissamine green were performed to detect dry eye.
Secondary outcome measures (3 months after intervention) were the Schirmer's 1 test for tear production, Tear Film Break-up Time (TBUT), and Lissamine green.
09%) of Seciera, indicated statistical superiority over placebo-vehicle for the co-primary efficacy endpoint of change from baseline at week 12 in total conjunctival lissamine green staining.
Objective tests comprising blink rate, Schirmer's test, tear film break up time, rose Bengal test, and Lissamine green staining were carried out.
Patients were assessed at baseline, four, 12 and 24-week intervals using a variety of disease parameters including Ocular Surface Disease Index (OSDI) symptom severity questionnaire, topographical indices (SAI and SRI), inflammatory biomarkers (HLA-DR and CD11c), Schirmer tear flow measurement, tear breakup time (TBUT), and conjunctival fluorescein and lissamine green staining.
The ocular surface characteristics were evaluated with standard teat break-up time testing (BUT), lissamine green (LG) staining of the conjunctiva and cornea, and Schirmer I test with topical anesthesia.
Using the company's patented disposable electrical sensor technolo gy and a unique sequential methodology, die instrument offers superior analytical performance compared to DPD or Lissamine Green methods, while reducing the potential for user error.
While rose bengal stain has long been used for this purpose, it's quite painful for patients with Sjogren's syndrome; lissamine green stain is a much better option, he continued.
Scientists at UT Southwestern report that drops of lissamine green reveal three basic staining patterns that indicate a worsening deficiency of tears.
We instilled 4 [micro]L of a dye, lissamine green (1% in physiologic saline solution), into the lower conjunctival sac.
Measuring chlorine dioxide has taken a new turn through a new method which makes use of Lissamine Green B dye.