Which of the following stain is used to assess tear film integrity:-
High-Yield Explanation
Tests for Tear Film and Epithelial Integrity Stains used commonly : -Fluorescein -Rose Bengal -Lissamine green -Rhodhamine Blue Fluorescein Stains exposed basement membrane Stains cornea more than conjunctiva. For diagnosing Filamentary keratitis, measuring TBUT CORNEAL STAINING OF DRY EYE USING FLUORESCEIN STAINING CONJUNCTIVAL STAINING IN DRY EYE USING FLUORESCEIN STAINING. CONJUNCTIVAL VASCULAR TOUOUSITY IS ALSO EVIDENT Rose Bengal Stains dead and devitalised cells Healthy cells protected inadequately by a mucin coating Irritation on instillation Early or mild cases detected more easily with Rose Bengal Stain more visible on conjunctiva than cornea Interpalpebral staining of the nasal and/or inferior paracentral cornea is seen in KCS